CZECH grammar

MASTER CZECH GRAMMAR

We made Czech grammar easy to learn! This Grammar Section is designed to help you understand the essential rules as quickly as possible, so you can begin forming your own sentences from day one. Unlike other courses that overwhelm you with theory, our approach focuses on the most important rules that will allow you to speak Czech confidently and naturally — starting today.

In the lessons ahead, you’ll find everything you need to master Czech grammar. Each topic is explained with practical, easy-to-understand examples to help you not only learn the rules but also remember and apply them. We recommend learning the core 2000 Czech Vocabulary words first — this will make the examples much easier to follow and understand.

The grammar topics covered include the Czech alphabet, gender and number agreement, definite and indefinite articles, personal and possessive pronouns, conjunctions and prepositions. You’ll also dive into adverbs, adjectives, present, past and future tenses, as well as the imperative, modal verbs, negation, sentence structure, questions, and relative clauses.

Click on any section title to jump directly to the topic you're interested in, or start from the beginning and let your knowledge grow naturally.

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Czech Pronunciation

Czech Alphabet

The Czech alphabet is based on the Latin script, but it contains several additional letters marked with diacritics. These marks are not decorative: they are an essential part of Czech spelling and pronunciation. A change in a diacritic can change both the sound and the meaning of a word. For this reason, learners should treat letters such as č, š, ž, ř, ě, and ů as normal parts of the language rather than as modified versions that can be ignored.

Modern standard Czech uses forty-two alphabetic characters when letters with diacritics are counted separately. The core sequence is based on the Latin alphabet, with additional Czech letters inserted according to their base letters. Czech spelling is relatively systematic compared with English. Once learners understand the sound associated with each letter and the main pronunciation rules, they can usually pronounce an unfamiliar Czech word with reasonable accuracy simply by reading it.

The standard Czech alphabet is:

A, Á, B, C, Č, D, Ď, E, É, Ě, F, G, H, CH, I, Í, J, K, L, M, N, Ň, O, Ó, P, Q, R, Ř, S, Š, T, Ť, U, Ú, Ů, V, W, X, Y, Ý, Z, Ž.

The letters Q, W, and X occur mainly in foreign words, international terminology, proper names, and loanwords. The combination CH has a special traditional status in Czech and is treated as a separate letter for alphabetization in many dictionaries and traditional reference works. It comes after H.

Diacritics in Czech

Czech makes extensive use of diacritics. There are three particularly important types: the acute accent, the háček, and the ring used in ů.

The acute accent indicates vowel length. It appears in á, é, í, ó, ú, and ý. A vowel with an acute accent is pronounced for a longer duration than its short counterpart. Vowel length can distinguish words, so learners should not treat it as optional.

rad
advice

rád
glad; pleased

Although these two forms contain nearly the same sequence of sounds, the long vowel changes the word completely.

The háček, literally “little hook,” appears in letters such as č, ď, ě, ň, ř, š, ť, and ž. Its function depends on the letter. With consonants such as č, š, and ž, it creates distinct consonant sounds. With ď, ň, and ť, it marks palatal consonants. The letter ě behaves differently: rather than representing a completely independent vowel sound, it usually changes the pronunciation of the consonant before it.

The ring appears in ů. This letter represents a long u sound. In modern pronunciation, ú and ů normally represent the same long vowel sound, but their spelling depends mainly on historical development and their position within words.

Short and Long Vowels

Czech distinguishes short and long vowels. The principal short vowels are a, e, i, o, u, and y. Their long counterparts are generally á, é, í, ó, ú/ů, and ý.

Vowel length is phonemic, meaning that it can distinguish one word from another. English speakers sometimes make vowels longer or shorter depending on stress or emphasis without changing a word's identity. Czech does not work in the same way. The written length of a vowel is part of the word itself.

byt
apartment

být
to be

The difference between y and ý is therefore not merely visual. The second word contains a long vowel.

Another useful contrast is:

rada
advice

ráda
glad; pleased, feminine form

Learners should deliberately practice vowel length from the beginning. Pronouncing a long vowel too briefly may not always make speech incomprehensible, but it can create ambiguity and immediately make pronunciation sound less natural.

The letter ó is relatively uncommon in native Czech vocabulary. It appears more frequently in loanwords, international expressions, exclamations, and certain proper names. Long ú is written as either ú or ů, while the other long vowels normally have only one standard spelling.

The Letters I and Y

One of the most important features of Czech orthography is the distinction between i/í and y/ý. In standard modern Czech pronunciation, these pairs generally represent the same vowel sounds. The difference is therefore primarily grammatical, historical, and orthographic rather than phonetic.

This distinction is extremely important in writing. Czech spelling rules determine whether i or y follows particular consonants, and grammatical endings frequently depend on this choice.

For example:

být
to be

bít
to beat

These words are pronounced very similarly in standard Czech, but their spelling and meanings are completely different.

Certain consonants are traditionally classified according to which form normally follows them in native Czech spelling. Learners will encounter the concepts of “hard,” “soft,” and “ambivalent” consonants when studying Czech spelling and morphology. These categories become especially important when learning noun endings, adjective endings, verb forms, and agreement.

It is therefore useful to regard i and y not simply as two spellings of one sound, but as letters carrying important grammatical information.

The Letter Č

The letter č represents a sound similar to English “ch” in words such as “church” or “chocolate.”

čas
time

čaj
tea

člověk
person; human being

Unlike English, where the “ch” spelling can have several pronunciations, Czech č is normally highly predictable. This consistency is one reason Czech pronunciation becomes easier once the alphabet is mastered.

The Letter Š

The letter š represents approximately the English “sh” sound.

škola
school

šest
six

špatný
bad

The letter is common in native words and grammatical forms. Learners should distinguish š clearly from ordinary s, which represents an “s” sound.

sál
hall

šál
scarf

The contrast can therefore distinguish words and meanings.

The Letter Ž

The letter ž represents a voiced sound similar to the sound in the English words “measure” or “vision.”

žena
woman

život
life

žlutý
yellow

It is the voiced counterpart of š in terms of articulation. Czech spelling normally gives learners a reliable indication of when this sound should be pronounced.

The Letter Ř

The letter ř is one of the most characteristic sounds of Czech and is famous among learners because relatively few languages use an equivalent sound. It combines qualities of a trilled or tapped r with a fricative quality resembling ž or š, depending partly on the surrounding sounds.

řeka
river

tři
three

dobře
well

Learners often need considerable practice before producing ř naturally. A useful strategy is first to develop a clear Czech r and then practice words in which ř occurs between vowels or near other consonants. Perfect pronunciation is not necessary for beginning communication, but learners should learn to recognize the sound immediately.

The sound also has voiced and voiceless realizations depending on its phonetic environment. These variations normally happen automatically for native speakers and do not need to be mastered theoretically before learners begin using common words.

Czech R

The ordinary Czech r is usually pronounced as a tap or short trill. It is quite different from the common English r, especially the English sound used in words such as “red.”

rok
year

ráno
morning

práce
work

The Czech tongue is positioned near the ridge behind the upper teeth, allowing the tip to vibrate or tap. Learners whose native language has a rolled or tapped r will usually find this sound easier.

The Letter J

Czech j is pronounced like English “y” in “yes,” not like English “j” in “job.”

já
I

jeden
one

jméno
name

This rule is important because beginners influenced by English spelling may initially pronounce Czech j incorrectly.

Jak se máte?
How are you?

Here, the first letter of Jak is pronounced like the English consonant at the beginning of “yes.”

The Letter C

Czech c normally represents the sound written “ts” in English transcription. It is not pronounced like English k or s.

cena
price

co
what

cesta
journey; road

The sound should be pronounced as one compact consonant combination rather than as two strongly separated sounds.

The Digraph CH

The spelling ch represents a single consonant sound, similar to the sound in Scottish “loch” or German Bach. It is produced farther back in the mouth than English h.

chléb
bread

chlapec
boy

chodit
to go; to walk regularly

In traditional Czech alphabetization, ch is considered a separate letter and follows h. This can matter when using dictionaries, indexes, encyclopedias, or alphabetically organized vocabulary lists.

Learners should not pronounce the two letters separately as c followed by h.

The Letter H

Czech h is voiced more strongly than English h. It contrasts with ch, which is a different consonant.

hora
mountain

hra
game

hlava
head

The difference between h and ch can distinguish words and should therefore be learned carefully.

Palatal Consonants Ď, Ť, and Ň

The consonants ď, ť, and ň are pronounced with the tongue raised toward the hard palate. They are softer than ordinary d, t, and n.

ďábel
devil

ťukat
to knock; to tap

kůň
horse

The sound represented by ň is roughly comparable to Spanish ñ, although the exact articulation is Czech.

Before ě and i/í, some of these soft consonants are represented without the háček in spelling because the following vowel already signals their pronunciation.

For example:

děti
children

Although the word is spelled with d, the combination dě is pronounced with a softened consonant.

něco
something

Here ně begins with the palatal sound represented elsewhere by ň.

tělo
body

The t is similarly softened before ě.

This spelling system may initially seem unusual, but it follows regular patterns.

The Special Role of Ě

The letter ě is traditionally called “e with a háček,” but its pronunciation depends heavily on the consonant that comes before it. It is never normally found at the beginning of native Czech words.

After d, t, and n, it indicates that these consonants are pronounced as their palatal equivalents.

děkuji
thank you

těšit se
to look forward; to be pleased

někdo
someone

After b, p, v, and sometimes f, the spelling often introduces a j-like sound between the consonant and the vowel.

běžet
to run

pět
five

vědět
to know

Understanding ě is particularly helpful for pronunciation, noun declension, and verb conjugation because changes involving this letter frequently appear when Czech words change form.

Ú and Ů

Both ú and ů normally represent the same long u sound. Their distribution is mainly determined by spelling conventions and historical development.

The letter ú commonly appears at the beginning of Czech words.

úkol
task; homework assignment

úterý
Tuesday

únor
February

The letter ů is common inside native Czech words.

dům
house

stůl
table

kůň
horse

Learners do not need to pronounce these two letters differently. The challenge lies in remembering the correct spelling of each word.

Learning the Alphabet Efficiently

The most effective way to learn Czech spelling is to connect every new written word immediately with its pronunciation. Rather than memorizing the alphabet only as an abstract sequence, learners should practice reading real words containing the distinctive Czech letters.

For č, useful basic words include:

čaj
tea

čas
time

For š:

škola
school

šaty
dress; clothes

For ž:

žena
woman

život
life

For ř:

řeka
river

dobře
well

For ň:

kůň
horse

For ě:

město
city

děti
children

For ů:

dům
house

stůl
table

Regular exposure to these patterns develops both reading speed and spelling accuracy.

Czech Nouns

Czech nouns are one of the central parts of Czech grammar. They name people, animals, objects, places, ideas, qualities, events, and other concepts. Compared with English, Czech nouns carry much more grammatical information because they change their endings according to gender, number, and case. This process is called declension.

A Czech noun cannot usually be learned efficiently as an isolated dictionary form. Learners should also know its grammatical gender and, ideally, recognize the basic declension pattern it follows. This is especially important because the ending of a noun changes according to its function in a sentence.

For example:

student
student

studentka
female student

město
city

These nouns belong to different grammatical genders and therefore behave differently when they are declined.

Gender of Czech Nouns

Every Czech noun belongs to one of three grammatical genders: masculine, feminine, or neuter. Masculine nouns are further divided into animate and inanimate nouns, which is particularly important in the accusative case and in certain agreement patterns.

Grammatical gender does not always correspond directly to biological sex. Some nouns referring to people naturally follow biological gender, but nouns for objects and abstract ideas also have grammatical gender.

For example:

muž
man

is masculine.

žena
woman

is feminine.

dítě
child

is neuter.

Objects also have gender:

stůl
table

is masculine.

kniha
book

is feminine.

auto
car

is neuter.

For learners, noun gender is important because adjectives, pronouns, numerals, and some verb forms must agree with nouns.

Masculine Nouns

Masculine nouns often end in a consonant in the nominative singular.

Examples include:

student
student

dům
house

vlak
train

muž
man

učitel
teacher

However, ending in a consonant is only a useful general tendency and not an absolute rule.

Masculine nouns are divided into animate and inanimate categories. Masculine animate nouns usually refer to male people and animals.

bratr
brother

pes
dog

doktor
doctor

kamarád
friend

Masculine inanimate nouns generally refer to objects, substances, places, concepts, or other non-living entities.

stůl
table

telefon
telephone

hotel
hotel

most
bridge

The animate–inanimate distinction becomes especially visible in the accusative singular.

Compare:

Vidím studenta.
I see the student.

but:

Vidím hotel.
I see the hotel.

The animate noun changes form, whereas the masculine inanimate noun often has an accusative form identical to its nominative form.

Feminine Nouns

Many Czech feminine nouns end in -a in the nominative singular.

Examples include:

žena
woman

škola
school

kniha
book

rodina
family

This pattern is very common and relatively easy for learners to recognize.

However, feminine nouns can also have other endings.

Some end in -e:

růže
rose

ulice
street

restaurace
restaurant

Other feminine nouns end in a consonant:

noc
night

věc
thing

radost
joy

kost
bone

These nouns follow different declension patterns, so learners should not assume that every feminine noun ends in -a.

Neuter Nouns

Many Czech neuter nouns end in -o, -e, -í, or -um.

Common examples ending in -o include:

město
city

auto
car

jablko
apple

Examples ending in -e include:

moře
sea

srdce
heart

Some neuter nouns end in -í:

náměstí
square

nádraží
station

bydlení
housing

Some international nouns ending in -um are also neuter:

centrum
center

muzeum
museum

datum
date

Certain neuter nouns have more unusual forms and require special attention.

dítě
child

kuře
chicken

zvíře
animal

These belong to particular declension patterns and often change their stems in some grammatical forms.

Czech Cases

The seven Czech cases are traditionally numbered. Learners often encounter them as the first through seventh cases.

1. The first case is the nominative.

2. The second case is the genitive.

3. The third case is the dative.

4. The fourth case is the accusative.

5. The fifth case is the vocative.

6. The sixth case is the locative.

7. The seventh case is the instrumental.

These numbers are frequently used in Czech textbooks, schools, dictionaries, and grammar explanations. Czech speakers may therefore say “the second case” instead of “the genitive” or “the fourth case” instead of “the accusative.”

First Case: Nominative

The nominative is the basic dictionary form of a noun. Its most important function is to mark the subject of a sentence.

Petr pracuje.
Petr works.

Here Petr is the person performing the action.

Žena čte knihu.
The woman is reading a book.

Dítě spí.
The child is sleeping.

Auto je nové.
The car is new.

The nominative is also used after some forms of the verb být, especially when one noun identifies or classifies another.

Petr je lékař.
Petr is a doctor.

Praha je hlavní město České republiky.
Prague is the capital of the Czech Republic.

Because the nominative is the basic form, it is normally the first form learners memorize.

Nominative and Agreement

Words that describe or modify a nominative noun must usually agree with it in gender and number.

nový dům
new house

nová škola
new school

nové auto
new car

In complete sentences:

Nový dům je drahý.
The new house is expensive.

Nová škola je moderní.
The new school is modern.

Nové auto je rychlé.
The new car is fast.

The case of the noun therefore affects the forms of accompanying adjectives and pronouns.

Second Case: Genitive

The genitive has several important functions. It often expresses possession, origin, quantity, absence, and relationships introduced by particular prepositions.

One common use is possession.

auto mého bratra
my brother's car

centrum města
the city center

konec filmu
the end of the film

The genitive can correspond to English expressions with “of” or to the possessive apostrophe.

barva auta
the color of the car

jméno studenta
the student's name

Third Case: Dative

The dative usually marks the indirect object: the person or thing to whom or for whom something is given, said, sent, shown, or otherwise directed.

Dám Petrovi knihu.
I will give Petr a book.

Řeknu to učiteli.
I will tell it to the teacher.

Poslala jsem sestře zprávu.
I sent my sister a message.

Pomáhám kamarádovi.
I help my friend.

English often uses “to” or “for,” while Czech expresses the same relationship through the dative ending.

Dative with Common Verbs

Some Czech verbs require the dative even when English does not use an obvious equivalent of “to.”

A very important verb is:

pomáhat
to help

Pomáhám rodičům.
I help my parents.

Another is:

rozumět
to understand

Rozumím vám.
I understand you.

Another common verb is:

věřit
to believe; to trust

Věřím ti.
I believe you.

These verb–case combinations should be learned as complete patterns.

Fourth Case: Accusative

The accusative most commonly marks the direct object of a verb.

Čtu knihu.
I am reading a book.

Vidím auto.
I see a car.

Kupujeme dům.
We are buying a house.

Znám toho člověka.
I know that person.

The accusative is therefore one of the cases learners encounter most frequently.

Masculine Animate Accusative

Masculine animate nouns behave differently from masculine inanimate nouns.

Compare:

Vidím studenta.
I see the student.

The masculine animate noun changes.

But:

Vidím hotel.
I see the hotel.

The masculine inanimate noun remains identical to the nominative singular.

Another contrast is:

Mám nového psa.
I have a new dog.

Mám nový telefon.
I have a new telephone.

The adjective changes according to whether the masculine noun is animate or inanimate.

Accusative after Prepositions

Several prepositions take the accusative in particular meanings. Important examples include na, pro, přes, and sometimes o.

Čekám na autobus.
I am waiting for the bus.

Jdu na koncert.
I am going to a concert.

To je pro tebe.
That is for you.

Jdeme přes most.
We are walking across the bridge.

Some prepositions can take more than one case, with the choice affecting meaning.

Fifth Case: Vocative

The vocative is used when directly addressing someone or occasionally something personified.

Unlike English, Czech often changes the form of a name or noun when calling or speaking directly to a person.

For example:

Petr
Petr

becomes:

Petře!
Petr!

Another example:

Jana
Jana

becomes:

Jano!
Jana!

The vocative is active in modern Czech and should not be treated as an obsolete literary form.

Vocative with Titles

The vocative is common in polite forms of address.

pane Nováku
Mr. Novák

paní doktorko
Doctor

pane profesore
Professor

paní ředitelko
Director

For example:

Dobrý den, pane Nováku.
Good day, Mr. Novák.

Promiňte, paní doktorko.
Excuse me, doctor.

Using the nominative instead of the vocative can sound unnatural, especially in direct formal address.

Vocative of Personal Names

Many masculine names change noticeably.

Pavel – Pavle
Pavel – Pavel!

Martin – Martine
Martin – Martin!

Tomáš – Tomáši
Tomáš – Tomáš!

Feminine names ending in -a often change to -o.

Jana – Jano
Jana – Jana!

Petra – Petro
Petra – Petra!

Some names have special or less predictable forms, and informal speech may occasionally use nominative forms, particularly with certain modern or foreign names. Standard Czech, however, maintains the vocative distinction.

Sixth Case: Locative

The locative is unique because it is used only after prepositions. It never appears by itself.

Its most common prepositions are v, na, o, po, and při.

v Praze
in Prague

ve škole
at school

na stole
on the table

o práci
about work

po obědě
after lunch

při práci
while working

Because the locative is always tied to prepositions, learners should memorize it through common phrases.

Locative for Location

The prepositions v and na frequently use the locative when referring to a static location.

Bydlím v Praze.
I live in Prague.

Pracuji v nemocnici.
I work in a hospital.

Kniha je na stole.
The book is on the table.

Jsme na nádraží.
We are at the station.

This contrasts with directional expressions.

Jdu na nádraží.
I am going to the station.

Here na nádraží happens to look the same because of the noun's form, but grammatically the first phrase can be locative while the directional phrase is accusative.

With other nouns, the difference is visible:

na stole
on the table

na stůl
onto the table

Locative with O

The preposition o followed by the locative commonly means “about.”

Mluvíme o práci.
We are talking about work.

Čtu knihu o historii.
I am reading a book about history.

Přemýšlím o budoucnosti.
I am thinking about the future.

This is an extremely common pattern in conversation.

Seventh Case: Instrumental

The instrumental commonly expresses accompaniment, means, method, or the instrument used to perform an action.

With the preposition s, it often means “with.”

s kamarádem
with a friend

s rodinou
with the family

s dětmi
with the children

In sentences:

Jdu do kina s kamarádem.
I am going to the cinema with a friend.

Bydlím s rodiči.
I live with my parents.

Instrumental Without a Preposition

The instrumental can express the means or method by which an action is performed.

Jedeme vlakem.
We are going by train.

Píšu tužkou.
I am writing with a pencil.

Jedu autem.
I am going by car.

Platím kartou.
I am paying by card.

English often needs a preposition such as “by” or “with,” while Czech can use the instrumental ending alone.

Instrumental after Být

The instrumental can sometimes be used with být to describe a role, profession, or status, especially when it is viewed as a position or function.

Je lékařem.
He is a doctor.

However, everyday Czech also commonly uses the nominative:

Je lékař.
He is a doctor.

The difference can depend on style, emphasis, and the type of complement. Beginners should become comfortable with the nominative construction first while learning to recognize instrumental forms in more formal or descriptive contexts.

Instrumental after Certain Verbs

Some verbs govern the instrumental.

For example:

zabývat se
to deal with; to be concerned with

Zabývám se marketingem.
I work with marketing; I deal with marketing.

Another common structure is:

stát se
to become

Stal se ředitelem.
He became a director.

These verb-case patterns should be memorized together.

Cases in Everyday Czech

Cases occur in nearly every Czech sentence, so mastering them has a major effect on comprehension.

Jedu autobusem do centra.
I am going by bus to the center.

Here autobusem is instrumental and centra is genitive after do.

Mluvím s kolegou o projektu.
I am speaking with a colleague about the project.

Here kolegou is instrumental after s, while projektu is locative after o.

Dám dokument řediteli.
I will give the document to the director.

Here dokument is accusative and řediteli is dative.

A single sentence may therefore contain several cases at once.

Practical Examples

Bydlím v České republice.
I live in the Czech Republic.

Jedeme do Prahy.
We are going to Prague.

Vracím se z kanceláře.
I am returning from the office.

Čekám na kamaráda.
I am waiting for a friend.

Mluvím s novým kolegou.
I am speaking with a new colleague.

Dám klíče sestře.
I will give the keys to my sister.

Přemýšlím o nové práci.
I am thinking about a new job.

Bez telefonu nemůžu pracovat.
I cannot work without a telephone.

Pojedeme vlakem.
We will travel by train.

Petře, kde jsi?
Petr, where are you?

Czech Adjectives

Czech adjectives describe qualities, characteristics, origin, possession, material, condition, and many other properties of nouns. Unlike English adjectives, Czech adjectives change their endings according to the gender, number, and case of the noun they describe. This process is called agreement.

Because Czech nouns can be masculine, feminine, or neuter and can appear in seven cases, adjectives have many possible forms. The adjective is therefore not learned as a completely fixed word. Instead, learners should become familiar with its basic form and the patterns used to adapt it to different nouns.

A simple example is the adjective:

nový
new

With a masculine noun:

nový dům
new house

With a feminine noun:

nová kniha
new book

With a neuter noun:

nové auto
new car

The meaning of the adjective stays the same, but its ending changes to agree with the noun.

Basic Dictionary Form

Czech dictionaries usually list adjectives in the masculine nominative singular form.

For example:

dobrý
good

velký
big

malý
small

nový
new

starý
old

český
Czech

The masculine form is therefore often the form learners encounter first. However, an adjective must change whenever it describes a feminine or neuter noun.

For example:

dobrý hotel
good hotel

dobrá restaurace
good restaurant

dobré jídlo
good food

This three-way contrast is one of the first adjective patterns learners should master.

Adjective Agreement

An adjective normally agrees with its noun in three grammatical categories: gender, number, and case.

Consider:

nový student
new student

If the noun becomes feminine:

nová studentka
new female student

If the noun becomes plural:

noví studenti
new students

If the phrase changes case:

s novým studentem
with the new student

Both the noun and the adjective change.

This agreement is essential in Czech. Using the correct noun form with an incorrect adjective form usually sounds grammatically incomplete or wrong.

Masculine, Feminine, and Neuter Forms

The most common type of Czech adjective has the basic endings -ý, -á, and -é in the nominative singular.

Masculine:

mladý muž
young man

Feminine:

mladá žena
young woman

Neuter:

mladé dítě
young child

Another example:

český film
Czech film

česká kniha
Czech book

české město
Czech city

The adjective stem usually remains the same, while the ending shows the gender.

Czech Pronouns

Czech pronouns replace nouns, point to people or things, express possession, ask questions, connect clauses, or refer back to something already mentioned. They are extremely important because Czech uses pronouns not only to identify people and objects but also to express grammatical case, gender, number, possession, emphasis, and relationships between parts of a sentence.

Compared with English, Czech pronouns change much more extensively. Personal pronouns have different forms depending on case, demonstrative and possessive pronouns agree with nouns, and several pronouns distinguish grammatical gender. Czech also has short and long forms of certain personal pronouns, and these forms have different positions and uses in a sentence.

Because Czech verbs often show the person through their endings, subject pronouns such as já and ty are frequently omitted. Pronouns are therefore often used when emphasis, contrast, clarification, or a specific grammatical relationship makes them necessary.

Personal Pronouns

The basic Czech personal pronouns are:

já
I

ty (you, singular informal)

on
he

ona
she

ono
it

my
we

vy
you, plural or formal

oni
they, masculine animate

ony
they, feminine or masculine inanimate

ona
they, neuter

The third-person plural therefore distinguishes grammatical categories that English combines into the single word “they.”

Omitting Subject Pronouns

Czech usually does not require a subject pronoun when the verb ending already shows who performs the action.

For example:

Pracuji v Praze.
I work in Prague.

The ending of pracuji already indicates first-person singular, so já is unnecessary.

Similarly:

Mluvíme česky.
We speak Czech.

The ending -me identifies the subject as “we.”

A sentence with the pronoun is still possible:

Já pracuji v Praze.
I work in Prague.

However, adding já normally introduces emphasis or contrast.

Já pracuji v Praze, ale Petr pracuje v Brně.
I work in Prague, but Petr works in Brno.

The explicit pronoun emphasizes the contrast between the two people.

The Pronoun Já

The basic form já means “I,” but its form changes according to case.

Common forms include:

já
I

mě
me

mně
to me; me

mi
to me

mnou
with me; by me

Examples:

Vidíš mě?
Do you see me?

Dej mi tu knihu.
Give me that book.

Mluv se mnou.
Talk to me.

The forms mi and mně can both represent the dative, but their use differs according to emphasis and sentence position.

Short and Long Pronoun Forms

Czech personal pronouns often have both short unstressed forms and longer stressed forms.

For example, in the dative first person:

mi
to me

and:

mně
to me

The shorter form is normally unstressed and often appears in the second position of a clause.

Petr mi zavolal.
Petr called me.

The longer form can be used for emphasis or after certain prepositions.

Dej to mně, ne jemu.
Give it to me, not to him.

The longer form is needed when the pronoun is contrasted.

The Pronoun Ty

Ty is the informal singular pronoun “you.” It is used with one person when the relationship allows informal address.

Its common case forms include:

ty
you

tebe
you

tě
you

tobě
to you

ti
to you

tebou
with you

Examples:

Vidím tě.
I see you.

Dám ti klíče.
I will give you the keys.

Mluvím o tobě.
I am talking about you.

Půjdu s tebou.
I will go with you.

The short forms tě and ti are common in ordinary speech.

Informal and Formal You

Czech distinguishes informal and formal address.

ty is informal singular.

vy is used for more than one person, but it is also used as formal singular “you.”

For example, when speaking politely to a stranger:

Mluvíte anglicky?
Do you speak English?

Even when addressing one person, the verb appears in the second-person plural because the formal pronoun vy is understood.

With a friend, the equivalent informal question is:

Mluvíš anglicky?
Do you speak English?

This distinction is fundamental in Czech social interaction.

The Pronoun Vy

The pronoun vy can mean plural “you” or formal singular “you.”

Common forms include:

vy
you

vás
you

vám
to you

vámi
with you

Examples:

Vidím vás.
I see you.

Děkuji vám.
Thank you.

Mluvím s vámi.
I am speaking with you.

The same forms can refer to one formally addressed person or several people.

Czech Prepositions

Czech prepositions are short words that express relationships between people, objects, places, actions, and ideas. They correspond broadly to English words such as “in,” “on,” “to,” “from,” “with,” “without,” “about,” “for,” “before,” “after,” “under,” and “between.” However, Czech prepositions are more closely connected with grammar because each preposition requires the following noun, adjective, pronoun, or numeral to appear in a particular grammatical case.

This means that a Czech preposition cannot usually be learned as an isolated translation. A learner should learn both the meaning of the preposition and the case it governs.

For example:

bez cukru
without sugar

The preposition bez requires the genitive case, so the noun cukr changes to cukru.

Another example:

s kamarádem
with a friend

The preposition s meaning “with” requires the instrumental case, so kamarád becomes kamarádem.

Prepositions are therefore one of the main areas in which the Czech case system becomes practically important.

Prepositions and Cases

Most Czech prepositions are associated with one grammatical case, but some can be used with two or even three different cases depending on meaning.

The most important combinations are prepositions with the genitive, dative, accusative, locative, and instrumental. The nominative and vocative are not normally governed by prepositions.

A useful learning method is therefore to group prepositions according to the case they require.

For example:

bez + genitive
without

k + dative
to; toward

pro + accusative
for

v + locative
in

s + instrumental
with

These combinations should gradually become automatic.

Prepositions with the Genitive

A large group of Czech prepositions requires the genitive case. Some of the most common are bez, do, od, z, ze, u, kromě, podle, během, kolem, vedle, and místo.

One of the most useful is:

bez
without

Examples:

bez cukru
without sugar

bez problémů
without problems

bez auta
without a car

Nemohu pracovat bez počítače.
I cannot work without a computer.

The following noun must be genitive.

Do

The preposition do usually means “into,” “to,” or “until,” depending on context. It requires the genitive.

do školy
to school

do práce
to work

do Prahy
to Prague

do domu
into the house

Examples:

Jdu do školy.
I am going to school.

Jedeme do centra.
We are going to the center.

Vrátím se do pěti hodin.
I will return by five o'clock.

With places, do usually emphasizes movement into or toward an enclosed or conceptual destination.

Z and Ze

The preposition z means “from,” “out of,” or sometimes “of.” It requires the genitive.

z Prahy
from Prague

z práce
from work

z domu
from the house

z České republiky
from the Czech Republic

Example:

Vracíme se z dovolené.
We are returning from vacation.

The form ze is used instead of z when pronunciation would otherwise be difficult.

For example:

ze školy
from school

ze stolu
from the table

ze zahraničí
from abroad

The choice between z and ze is mainly phonetic.

Od

The preposition od means “from,” especially when referring to a person, source, starting point, or point in time.

od lékaře
from the doctor

od kamaráda
from a friend

od pondělí
from Monday

od rána
since morning

Examples:

Mám zprávu od Petra.
I have a message from Petr.

Pracuji od osmi hodin.
I work from eight o'clock.

The distinction between od and z is important. Z often means “out of” or “from inside,” while od frequently means “from a person,” “away from,” or “starting from.”

U

The preposition u has several meanings. It commonly means “at,” “by,” “near,” or “at someone's place.”

u domu
by the house

u okna
by the window

u lékaře
at the doctor's

u Petra
at Petr's place

Examples:

Jsem u lékaře.
I am at the doctor's.

Bydlíme u řeky.
We live near the river.

Sedí u okna.
He or she is sitting by the window.

This preposition always takes the genitive.

Kromě

The preposition kromě means “except,” “apart from,” or “besides.”

kromě Petra
except Petr

kromě práce
apart from work

kromě toho
besides that

Example:

Všichni přišli kromě Jana.
Everyone came except Jan.

It requires the genitive.

Podle

The preposition podle commonly means “according to,” “by,” or “depending on.”

podle plánu
according to the plan

podle mě
in my opinion; according to me

podle zákona
according to the law

Example:

Podle mě je to dobrý nápad.
In my opinion, it is a good idea.

The phrase podle mě is extremely frequent in spoken Czech.

Během

The preposition během means “during.”

během dne
during the day

během týdne
during the week

během schůzky
during the meeting

Example:

Během schůzky jsme diskutovali o rozpočtu.
During the meeting, we discussed the budget.

It requires the genitive.

Kolem and Vedle

The preposition kolem means “around” or “past.”

kolem domu
around the house

kolem řeky
around the river

Jdeme kolem parku.
We are walking past the park.

The preposition vedle means “next to.”

vedle školy
next to the school

vedle mě
next to me

Sedí vedle svého kolegy.
He is sitting next to his colleague.

Both require the genitive.

Czech Adverbs

Czech adverbs describe how, when, where, how often, to what degree, or under what circumstances an action happens. They can also modify adjectives, other adverbs, and sometimes entire sentences. In English, many adverbs end in “-ly,” but Czech uses a different system based largely on adjective stems and a set of highly common independent adverbs.

Unlike adjectives, Czech adverbs do not agree with nouns in gender, number, or case. Their form normally remains unchanged regardless of who performs the action or what noun appears in the sentence. This makes adverbs grammatically simpler than adjectives, although their formation and use still involve several important patterns.

Compare an adjective:

rychlý vlak
fast train

with an adverb:

Vlak jede rychle.
The train goes quickly.

The adjective rychlý describes the noun vlak, while the adverb rychle describes the verb jede.

What Czech Adverbs Describe

Adverbs can answer several common questions.

They can describe manner:

Jak?
How?

For example:

Pomalu mluví.
He or she speaks slowly.

They can describe place:

Kde?
Where?

For example:

Bydlím tady.
I live here.

They can describe direction:

Kam?
Where to?

For example:

Jdu domů.
I am going home.

They can describe origin:

Odkud?
Where from?

For example:

Přijel jsem odsud.
I came from here.

They can describe time:

Kdy?
When?

For example:

Přijdu zítra.
I will come tomorrow.

They can describe frequency:

Jak často?
How often?

For example:

Často cestuji.
I travel often.

They can also describe degree:

Jak moc?
To what degree?

For example:

Je velmi unavený.
He is very tired.

Adverbs of Manner

Adverbs of manner describe how an action is performed. They correspond to English forms such as “quickly,” “slowly,” “carefully,” “badly,” and “quietly.”

Many Czech manner adverbs are formed from adjectives.

For example:

rychlý
fast

becomes:

rychle
quickly

Another example:

pomalý
slow

becomes:

pomalu
slowly

In sentences:

Auto jede rychle.
The car is going quickly.

Mluvte pomalu, prosím.
Speak slowly, please.

Formation of Adverbs from Adjectives

Many Czech adverbs are derived from adjectives by replacing the adjective ending with an adverbial ending such as -ě, -e, or -o.

For example:

krásný
beautiful

becomes:

krásně
beautifully

jasný
clear

becomes:

jasně
clearly

tichý
quiet

becomes:

tiše
quietly

rychlý
fast

becomes:

rychle
quickly

pomalý
slow

becomes:

pomalu
slowly

The exact ending is not always fully predictable from the English meaning, so common adjective-adverb pairs should be learned together.

Present Tense in Czech

The Czech present tense is used primarily to describe actions, states, habits, facts, and situations that are happening now or are generally true. It is also used for repeated activities, scheduled events, and, with certain verbs, actions that English may translate with a future tense.

Czech verbs change according to person and number. This process is called conjugation. The verb ending usually tells the listener who is performing the action, which is why Czech often omits subject pronouns such as já I, ty you, and my we.

For example:

Pracuji v Praze.
I work in Prague.

The ending of pracuji already shows that the subject is “I,” so Czech does not normally need to say já unless emphasis is intended.

Similarly:

Bydlíme v Brně.
We live in Brno.

The ending -me identifies the subject as “we.”

What the Present Tense Expresses

The present tense can describe something happening at the moment of speaking.

Teď pracuji.
I am working now.

It can describe a regular or repeated action.

Každý den chodím do práce.
I go to work every day.

It can describe a permanent or relatively stable situation.

Bydlím v Praze.
I live in Prague.

It can describe a general truth.

Voda se vaří při sto stupních Celsia.
Water boils at one hundred degrees Celsius.

It can also describe a scheduled future event.

Vlak odjíždí zítra v osm hodin.
The train leaves tomorrow at eight o'clock.

The exact interpretation therefore depends on the verb and on expressions such as teď, každý den, zítra, or obvykle.

Czech Has No Separate Continuous Present

English distinguishes between forms such as “I work” and “I am working.” Czech normally uses the same present-tense form for both meanings.

For example:

Pracuji.
I work.

The same Czech sentence can also mean:

Pracuji.
I am working.

Context determines the interpretation.

Compare:

Pracuji každý den.
I work every day.

and:

Teď pracuji.
I am working now.

The verb form does not change. The time expression makes the intended meaning clear.

Past Tense in Czech

The Czech past tense is used to describe actions, events, states, and situations that happened before the present moment. It can refer to something completed yesterday, an activity that continued for a period of time, a repeated habit in the past, or a state that existed previously. Unlike the present tense, Czech past-tense forms normally show the grammatical gender of the subject in the singular and, in some plural forms, distinguish between different types of subjects.

The Czech past tense is formed primarily from a past participle, traditionally called the l-participle, together with present-tense forms of the auxiliary verb být in the first and second persons. In the third person, the auxiliary is normally omitted.

A male speaker says:

Pracoval jsem v Praze.
I worked in Prague.

A female speaker says:

Pracovala jsem v Praze.
I worked in Prague.

The English translation is identical, but Czech marks the speaker's gender through pracoval or pracovala.

This gender distinction is one of the most characteristic features of the Czech past tense.

Formation of the Past Participle

The past participle is usually formed from the verb stem with an ending containing -l.

For many verbs, the basic masculine singular past form is straightforward.

For example:

pracovat – pracoval
to work – worked, masculine

The feminine form ends in -la:

pracovala
worked, feminine

The neuter form ends in -lo:

pracovalo
worked, neuter

The plural forms change according to the grammatical type of the subject.

The same pattern appears with many common verbs.

dělat – dělal
to do – did, masculine

dělat – dělala
to do – did, feminine

mluvit – mluvil
to speak – spoke, masculine

mluvit – mluvila
to speak – spoke, feminine

First-Person Singular

In the first-person singular, Czech normally combines the past participle with jsem.

A male speaker says:

Byl jsem doma.
I was at home.

A female speaker says:

Byla jsem doma.
I was at home.

With another verb:

Pracoval jsem celý den.
I worked all day.

A female speaker says:

Pracovala jsem celý den.
I worked all day.

The auxiliary jsem remains the same. The gender difference appears in the participle.

Second-Person Singular

The second-person singular uses the auxiliary jsi.

To a male person:

Byl jsi v Praze?
Were you in Prague?

To a female person:

Byla jsi v Praze?
Were you in Prague?

Another example:

Pracoval jsi včera?
Did you work yesterday?

To a woman:

Pracovala jsi včera?
Did you work yesterday?

In informal speech, the gender of the person addressed is therefore clearly visible in the past participle.

Third-Person Singular

The third-person singular does not normally use je as an auxiliary in the past tense. The past participle stands alone.

For a masculine subject:

Petr pracoval v Praze.
Petr worked in Prague.

For a feminine subject:

Jana pracovala v Praze.
Jana worked in Prague.

For a neuter subject:

Dítě spalo.
The child slept.

A common beginner mistake is to insert je because English uses “has” or “is” in certain past constructions. Standard Czech does not say a form equivalent to “Petr is worked.” The past participle alone is enough in the third person.

First-Person Plural

The first-person plural normally uses jsme.

Pracovali jsme celý den.
We worked all day.

If the group is grammatically feminine:

Pracovaly jsme celý den.
We worked all day.

A group consisting entirely of women uses -ly, while a masculine animate group or a mixed group traditionally uses -li.

This distinction becomes important in plural agreement.

Second-Person Plural

The second-person plural uses jste.

Pracovali jste včera?
Did you work yesterday?

When addressing a group of women:

Pracovaly jste včera?
Did you work yesterday?

The same auxiliary jste is used in formal singular address as well.

To a man formally:

Byl jste v Praze?
Were you in Prague?

To a woman formally:

Byla jste v Praze?
Were you in Prague?

This is an important difference from informal ty forms.

Third-Person Plural

The third-person plural normally has no auxiliary.

With masculine animate subjects:

Muži pracovali.
The men worked.

With feminine subjects:

Ženy pracovaly.
The women worked.

With masculine inanimate subjects:

Stroje pracovaly.
The machines worked.

With neuter plural subjects:

Auta přijela.
The cars arrived.

The ending of the past participle therefore reflects the grammatical category of the plural subject.

Future Tense in Czech

The Czech future tense is used to describe actions, events, states, plans, intentions, predictions, and situations that will happen after the present moment. Czech expresses the future in two main ways, and the correct form depends strongly on verbal aspect.

Imperfective verbs normally form the future with a future form of být followed by the infinitive. Perfective verbs do not usually use this construction. Instead, their present-type conjugated forms normally have future meaning.

This contrast is one of the most important features of Czech verbal grammar.

Compare:

Budu pracovat.
I will work; I will be working.

The verb pracovat is imperfective, so it forms the future with budu plus the infinitive.

Now compare:

Udělám to zítra.
I will do it tomorrow.

The verb udělat is perfective. The form udělám looks structurally like a present-tense verb, but because the verb is perfective, it normally refers to a completed future action.

Understanding this difference between imperfective and perfective verbs is essential for using the Czech future tense naturally.

Future of Imperfective Verbs

Imperfective verbs describe actions as ongoing, repeated, habitual, or viewed without emphasis on completion. Their future is normally formed using the future tense of být followed by the infinitive.

The future forms of být are:

budu
I will be

budeš
you will be

bude
he will be; she will be; it will be

budeme
we will be

budete
you will be

budou
they will be

With an imperfective infinitive:

budu pracovat
I will work

budeš pracovat
you will work

bude pracovat
he or she will work

budeme pracovat
we will work

budete pracovat
you will work

budou pracovat
they will work

Budu + Infinitive

This construction is extremely productive.

For example:

Budu číst.
I will read; I will be reading.

Budeš čekat.
You will wait; you will be waiting.

Bude studovat.
He or she will study.

Budeme bydlet v Praze.
We will live in Prague.

Budete pracovat zítra?
Will you work tomorrow?

Budou cestovat po Evropě.
They will travel around Europe.

The infinitive itself does not change. Only the auxiliary být changes according to person and number.

Perfective Verbs and Future Meaning

Perfective verbs describe an action as reaching completion, producing a result, or occurring as one bounded event. Their present-type forms normally refer to the future rather than the present.

For example:

udělat
to do and complete

has:

udělám
I will do

uděláš
you will do

udělá
he or she will do

uděláme
we will do

Uděláte
you will do

udělají
they will do

Example:

Udělám to zítra.
I will do it tomorrow.

Perfective Forms Are Not Present Tense in Meaning

A form such as:

napíšu
I will write

cannot normally mean “I am writing now” because napsat is perfective.

To say “I am writing now,” Czech uses the imperfective verb:

Píšu teď e-mail.
I am writing an email now.

To say that the email will be completed:

Napíšu e-mail večer.
I will write the email in the evening.

The contrast is therefore not merely about tense. It is about how the action is viewed.

Imperatives in Czech

The Czech imperative is used to give commands, instructions, requests, advice, warnings, invitations, encouragement, and suggestions. English often uses the bare infinitive for commands, as in “Come!”, “Wait!”, or “Listen!”, but Czech forms special imperative verb forms.

Czech imperatives distinguish mainly between the informal singular, the first-person plural, and the plural or formal second person. This allows speakers to show whether they are addressing one familiar person, a group, or one person formally.

For example:

Počkej!
Wait!

This is informal singular and is used when speaking to one person addressed as ty.

Formal or plural:

Počkejte!
Wait!

This is used when speaking to one person formally or to several people.

First-person plural:

Počkejme!
Let's wait!

The imperative therefore interacts directly with the Czech distinction between ty and vy.

Main Imperative Forms

Czech normally has three practically important imperative forms.

The second-person singular addresses one person informally.

Pojď!
Come!

The first-person plural includes the speaker.

Pojďme!
Let's go!

The second-person plural is also used for formal singular address.

Pojďte!
Come!

The plural or formal ending is usually -te, while the first-person plural usually contains -me.

Informal Singular Imperative

The informal singular imperative is used with someone addressed as ty. This includes friends, family members, children, close colleagues, and other people with whom informal address has been established.

Examples include:

Čekej!
Wait!

Poslouchej!
Listen!

Piš!
Write!

Čti!
Read!

Pojď!
Come!

Sedni si!
Sit down!

Because this form can sound direct, intonation and context are important. Czech speakers often soften imperatives with expressions equivalent to “please.”

Formal and Plural Imperative

When addressing more than one person, or when addressing one person formally with vy, Czech normally uses the second-person plural imperative.

Examples:

Čekejte!
Wait!

Poslouchejte!
Listen!

Pište!
Write!

Čtěte!
Read!

Pojďte!
Come!

Sedněte si!
Sit down!

This form is especially important in shops, hotels, workplaces, healthcare, administration, classrooms, and other situations where formal address is common.

First-Person Plural Imperative

The first-person plural imperative usually corresponds to English “let's.”

For example:

Pojďme!
Let's go!

Začněme!
Let's begin!

Počkejme!
Let's wait!

Podívejme se!
Let's have a look!

This form includes the speaker and one or more other people.

It is common in instructions, meetings, presentations, collaborative discussions, and suggestions.

How Czech Imperatives Are Formed

Imperative formation depends on the verb's present-tense stem. There is no single ending that can simply be attached to every Czech infinitive.

A useful method is to begin with a present-tense form, especially the third-person plural, remove its ending, and identify the appropriate imperative stem. However, because consonant changes and stem alternations occur frequently, beginners usually benefit from learning the imperative forms of common verbs directly.

For example:

dělat
to do; to make

has:

dělej
do!

dělejme
let's do!

dělejte
do!

Another example:

čekat
to wait

gives:

čekej
wait!

čekejme
let's wait!

čekejte
wait!

Passives in Czech

The Czech passive voice is used when the speaker wants to focus on the action, the result of an action, or the person or thing affected by the action rather than on the person who performs it. English uses passive constructions very frequently, especially in formal writing, news, instructions, and technical language. Czech also has a passive voice, but it often has alternatives that are more natural in everyday speech.

The basic contrast is between an active sentence and a passive sentence.

Active:

Firma postavila nový hotel.
The company built a new hotel.

Passive:

Nový hotel byl postaven firmou.
The new hotel was built by the company.

In the active sentence, firma is the grammatical subject and performs the action. In the passive sentence, nový hotel becomes the subject, while the performer of the action can be expressed with the instrumental case.

Czech has two especially important passive-type constructions: the participial passive, formed mainly with být plus a passive participle, and the reflexive passive, formed with se. Learners should understand both because they are used in different styles and contexts.

Why Czech Uses the Passive

A passive construction is useful when the performer is unknown, obvious, irrelevant, deliberately omitted, or less important than the action itself.

For example:

Most byl otevřen v roce dva tisíce deset.
The bridge was opened in 2010.

The sentence focuses on the bridge and the opening event. The person or organization responsible for opening it is not important.

Another example:

Dokument byl podepsán včera.
The document was signed yesterday.

Again, the important information is that the document has been signed, not necessarily who signed it.

Active and Passive Voice

Compare the following active sentence:

Lékař vyšetřil pacienta.
The doctor examined the patient.

The subject is lékař, and the object is pacienta.

A passive version is:

Pacient byl vyšetřen lékařem.
The patient was examined by the doctor.

The original object pacient becomes the grammatical subject. The original subject lékař can be expressed in the instrumental as lékařem.

This relationship between active and passive sentences is central to understanding the passive voice.

The Participial Passive

The most direct Czech equivalent of the English passive is formed with a form of být and a passive participle.

For example:

Dům je postaven.
The house is built.

In the past:

Dům byl postaven.
The house was built.

In the future:

Dům bude postaven.
The house will be built.

The participle agrees with the grammatical subject in gender and number.

Passive Participles

Passive participles are commonly formed with endings such as -n, -en, -t, and their gendered variants.

For example, from:

postavit
to build

comes:

postaven
built, masculine singular

postavena
built, feminine singular

postaveno
built, neuter singular

Plural forms include:

postaveni
built, masculine animate plural

postaveny
built, feminine or masculine inanimate plural

postavena
built, neuter plural

The endings therefore behave similarly to adjective agreement.

Negation in Czech

Negation is an essential part of Czech grammar because it affects verbs, pronouns, adverbs, adjectives, and sometimes the structure of the entire sentence. Czech usually forms verbal negation with the prefix ne-, but it also has a highly developed system of negative pronouns and adverbs such as nikdo nobody, nic nothing, nikdy never, and nikde nowhere.

One of the most important differences from English is that Czech normally uses negative concord. This means that several negative elements can appear together in the same sentence without canceling each other out.

For example:

Nikdo nic neřekl.
Nobody said anything.

The sentence contains three negative elements: nikdo, nic, and neřekl. In standard Czech, this is completely normal. English usually uses only one explicitly negative element, but Czech requires the negative verb together with negative pronouns or adverbs.

Understanding this principle makes Czech negation considerably easier.

Negating Verbs with Ne-

The basic way to negate a Czech verb is to add ne- directly to the conjugated verb.

For example:

pracuji
I work

becomes:

nepracuji
I do not work

Similarly:

mluvím
I speak

becomes:

nemluvím
I do not speak

In sentences:

Dnes nepracuji.
I am not working today.

Nemluvím německy.
I do not speak German.

The negative prefix is normally written together with the verb.

Present-Tense Negation

Present-tense negation follows this simple pattern across persons.

For example, with pracovat:

nepracuji
I do not work

nepracuješ
you do not work

nepracuje
he or she does not work

nepracujeme
we do not work

nepracujete
you do not work

nepracují
they do not work

Examples:

Petr dnes nepracuje.
Petr is not working today.

Nepracujeme o víkendu.
We do not work at the weekend.

Negation of Být

The verb být, meaning “to be,” has special negative present-tense forms.

nejsem
I am not

nejsi
you are not

není
he is not; she is not; it is not

nejsme
we are not

nejste
you are not

nejsou
they are not

Examples:

Nejsem doma.
I am not at home.

Petr není v práci.
Petr is not at work.

Nejsou připraveni.
They are not ready.

The third-person singular form není is especially frequent.

Negative Pronouns

Czech has a systematic group of negative pronouns. Some of the most important are:

nikdo
nobody

nic
nothing

žádný
no; none

These words are normally used with a negative verb.

For example:

Nikdo nepřišel.
Nobody came.

Nic nevím.
I do not know anything.

Nemám žádné peníze.
I do not have any money.

Modal Verbs in Czech

Czech modal verbs are verbs that modify the meaning of another verb by expressing ability, possibility, necessity, obligation, permission, prohibition, intention, willingness, or desire. They are extremely common in everyday speech because they allow speakers to say that they can do something, must do something, want to do something, should do something, or are allowed to do something.

The most important Czech modal verbs include moci can, to be able to, muset must, to have to, smět may, to be allowed to, chtít to want, and mít in constructions meaning should, be supposed to. Czech also uses the conditional forms of verbs such as moci and mít to create polite requests and advice.

Modal verbs are normally followed by another verb in the infinitive.

Musím pracovat.
I have to work.

Můžu přijít zítra.
I can come tomorrow.

Chci koupit nové auto.
I want to buy a new car.

Only the modal verb is conjugated according to person and tense. The second verb remains in the infinitive.

Basic Structure

The ordinary pattern is:

modal verb + infinitive

For example:

Můžu mluvit česky.
I can speak Czech.

The modal verb můžu is conjugated for the first-person singular, while mluvit remains an infinitive.

Another example:

Musíme odejít.
We have to leave.

Here musíme shows first-person plural, while odejít remains unchanged.

This structure is similar to English modal constructions, but Czech modal verbs are full verbs and therefore have their own infinitive, present, past, future, imperative, and conditional forms.

Moci

The verb moci means “can,” “to be able to,” or “may,” depending on context. It is irregular and one of the most important Czech verbs.

Common present-tense forms are:

mohu
I can

or very commonly:

můžu
I can

můžeš
you can

může
he or she can

můžeme
we can

můžete
you can

mohou
they can

or commonly:

můžou
they can

The forms můžu and můžou are extremely common in everyday speech, while mohu and mohou are more formal or neutral in careful writing.

Moci for Ability

One basic meaning of moci is ability.

Můžu plavat.
I can swim.

Petr může řídit auto.
Petr can drive a car.

Můžeme mluvit česky.
We can speak Czech.

The ability may be physical, practical, or circumstantial.

Moci for Possibility

Moci can also express possibility.

Může pršet.
It may rain.

Může přijít později.
He or she may come later.

To může být problém.
That may be a problem.

In these sentences, může does not mean physical ability. It expresses that something is possible.

Moci for Permission

In questions, moci frequently asks for permission.

Můžu otevřít okno?
Can I open the window?

Mohu si sednout?
May I sit down?

Můžeme začít?
Can we begin?

The more formal mohu can sound especially appropriate in polite or professional situations.

Muset

The verb muset means “must,” “to have to,” or “to need to” in the sense of necessity.

Present-tense forms include:

musím
I must; I have to

musíš
you must

musí
he or she must

musíme
we must

musíte
you must

musí
they must

Examples:

Musím pracovat.
I have to work.

Musíš odejít.
You have to leave.

Musíme čekat.
We have to wait.

Muset for Necessity

Muset expresses an action that is necessary.

Musím vstávat brzy.
I have to get up early.

Musíme koupit lístky.
We have to buy tickets.

Musíte vyplnit tento formulář.
You have to fill in this form.

The source of the necessity may be a rule, circumstance, duty, or practical requirement.

Muset in Formal Instructions

The formal musíte appears frequently in administrative and professional contexts.

Musíte předložit pas.
You must present a passport.

Musíte se objednat předem.
You must make an appointment in advance.

Musíte podepsat smlouvu.
You must sign the contract.

The form can sound direct, so in customer service or polite conversation it may be softened with additional wording.

Smět

The verb smět means “may,” “to be allowed to,” or “to have permission to.”

Its present forms include:

smím
I may; I am allowed to

smíš
you may

smí
he or she may

smíme
we may

smíte
you may

smějí
they may

This verb is less frequent in casual positive statements than moci, but it is extremely important in rules, permissions, and especially negative forms.

Smět for Permission

Examples include:

Smím vstoupit?
May I come in?

Smím se zeptat?
May I ask?

Smíte tady parkovat.
You are allowed to park here.

Děti smějí používat bazén pouze s dospělým.
Children may use the pool only with an adult.

The verb explicitly focuses on permission.

Chcít

The verb chtít means “to want.” Although it is sometimes described separately from the core modal verbs, it behaves very similarly because it is frequently followed by an infinitive.

Present forms include:

chci
I want

chceš
you want

chce
he or she wants

chceme
we want

chcete
you want

chtějí
they want

Examples:

Chci pracovat.
I want to work.

Chceš jít domů?
Do you want to go home?

Chceme koupit nový byt.
We want to buy a new apartment.

Chci + Noun

Unlike some modal verbs, chtít can also take a direct noun object.

Chci kávu.
I want coffee.

Chci nový telefon.
I want a new telephone.

When an action follows, the infinitive is used.

Chci koupit nový telefon.
I want to buy a new telephone.

Mít as a Modal Verb

The verb mít normally means “to have,” but it can also function in a modal-like construction meaning “should,” “be supposed to,” or “be expected to.”

For example:

Mám zavolat Petrovi.
I am supposed to call Petr.

Máte přijít v devět hodin.
You are supposed to come at nine o'clock.

Vlak má odjet v deset.
The train is supposed to leave at ten.

The exact meaning depends on context.

Mít + Infinitive for Obligation

Mít + infinitive can express an obligation that is generally weaker or more externally assigned than muset.

Compare:

Musím zavolat Petrovi.
I have to call Petr.

and:

Mám zavolat Petrovi.
I am supposed to call Petr.

The first emphasizes necessity. The second suggests an instruction, arrangement, expectation, or responsibility.

Mít for Scheduled Actions

Mít + infinitive is often used for scheduled or expected events.

Schůzka má začít v devět.
The meeting is supposed to start at nine.

Vlak má přijet za deset minut.
The train is supposed to arrive in ten minutes.

Projekt má být dokončen v červnu.
The project is supposed to be completed in June.

This construction is common in news and formal reporting.

Word Order in Czech

Czech word order is considerably more flexible than English word order because Czech uses grammatical endings to show the relationships between words. Nouns, adjectives, pronouns, and numerals change according to case, while verbs change according to person and number. These grammatical forms often make it possible to identify the subject, object, and other parts of a sentence even when their position changes.

English depends strongly on the order subject–verb–object. Compare “Petr sees Jana” and “Jana sees Petr.” Changing the order changes who performs the action.

Czech can show these roles through case endings:

Petr vidí Janu.
Petr sees Jana.

The nominative form Petr identifies the subject, while Janu is the accusative form of Jana and identifies the direct object.

Czech can also say:

Janu vidí Petr.
It is Petr who sees Jana.

The basic event is still the same. Jana remains the object because of the accusative ending, while Petr remains the nominative subject. The different word order changes the emphasis rather than reversing the grammatical roles.

This flexibility does not mean that Czech word order is random. Different orders have different degrees of neutrality, emphasis, contrast, and naturalness. Czech speakers choose word order largely according to what information is already known and what information is new or important.

Neutral Word Order

A basic neutral Czech sentence often follows the pattern subject–verb–object.

Petr čte knihu.
Petr is reading a book.

Jana kupuje auto.
Jana is buying a car.

Student píše e-mail.
The student is writing an email.

This resembles ordinary English word order and is a useful starting point for beginners.

However, Czech does not require this order in every sentence. The language frequently moves words according to emphasis, rhythm, context, and information structure.

Subject–Verb–Object

The subject–verb–object order is especially natural when the sentence introduces the subject and then describes what that person or thing does.

Můj bratr studuje medicínu.
My brother studies medicine.

Naše firma hledá nové zaměstnance.
Our company is looking for new employees.

Lékař vyšetřuje pacienta.
The doctor is examining the patient.

This structure is therefore a safe neutral pattern when there is no special emphasis.

Subjects Are Frequently Omitted

Czech often omits subject pronouns because the verb ending already identifies the grammatical person.

Instead of:

Já pracuji v Praze.
I work in Prague.

neutral Czech usually prefers:

Pracuji v Praze.
I work in Prague.

Similarly:

Bydlíme v Brně.
We live in Brno.

There is normally no need to add my because the ending -me identifies the first-person plural.

This means that many ordinary Czech sentences begin directly with the verb.

When Subject Pronouns Are Used

An explicit pronoun is usually added when the subject is emphasized, contrasted, clarified, or changed.

For example:

Já pracuji v Praze, ale Petr pracuje v Brně.
I work in Prague, but Petr works in Brno.

The pronoun já emphasizes the contrast between the speaker and Petr.

Another example:

Ty tomu rozumíš, já ne.
You understand it; I don't.

Without contrast, repeated subject pronouns can make Czech sound unnatural or overly emphatic.

Known Information and New Information

One of the most important principles of Czech word order is the distinction between known information and new information.

Information that is already known from the context tends to appear earlier in the sentence. New, important, or surprising information often appears later.

Suppose someone asks:

Kdo koupil auto?
Who bought the car?

A natural answer is:

Auto koupil Petr.
Petr bought the car.

The car is already known because it appeared in the question. The new information is Petr, so Petr comes at the end.

If the question is:

Co koupil Petr?
What did Petr buy?

a natural answer is:

Petr koupil auto.
Petr bought a car.

Now Petr is known information and auto is the new information.

Questions in Czech

Czech question formation is relatively straightforward because the language does not need special auxiliary verbs equivalent to English do, does, or did. Yes-or-no questions can often use exactly the same word order as statements, with intonation or punctuation signaling the question. Question words normally appear near the beginning of the clause, while the remainder of the sentence follows ordinary Czech word-order principles.

The most important challenge is not the question structure itself but the case system. 

Kdo  changes to forms such as koho, komu, and kým, while co produces forms such as čeho, čemu, and čím. Prepositions normally remain before the interrogative word, producing combinations such as s kým, o čem, and na koho.

Czech also makes distinctions that English often leaves to context. 

Kde asks about location, kam about destination, and odkud about origin. 

Co  asks “what,”  jaký  asks about type or quality, and  který  asks which member of a known set is intended. Indirect questions retain these same question words, while yes-or-no indirect questions commonly use  jestli  or formal  zda.

Polite questions frequently use modal and conditional forms such as Můžete...?, Mohl byste...?, and  Chtěl byste...?, while negative questions such as  Nechcete kávu?  often function as polite offers.

Once learners master the principal question words, their case forms, and the distinction between direct, indirect, formal, and informal questions, they can ask for almost any kind of information naturally in Czech.

Questions in Czech are generally easier to form than in English because Czech does not require special auxiliary verbs equivalent to English “do,” “does,” or “did.” A statement can often become a question simply through intonation or by adding a question word such as kdo who, co what, kde where, kdy when, proč why, or jak how.

For example, the statement:

Mluvíte česky.
You speak Czech.

can become:

Mluvíte česky?
Do you speak Czech?

The word order does not have to change. In speech, rising or questioning intonation signals the question, while in writing the question mark performs this function.

Czech also has a rich system of interrogative pronouns and adverbs that change according to case. This means that questions such as “Who are you speaking with?”, “Who are you waiting for?”, and “Who did you give it to?” use different forms of the Czech word for “who.”

Yes-or-No Questions

Yes-or-no questions are questions that can be answered primarily with ano yes or ne no.

The simplest method is to use the same sentence structure as a statement.

Statement:

Petr pracuje doma.
Petr works from home.

Question:

Petr pracuje doma?
Does Petr work from home?

Another example:

Máte auto?
Do you have a car?

Another:

Bydlíte v Praze?
Do you live in Prague?

No word corresponding to English “do” or “does” is inserted.

Verb-First Questions

Czech can also place the verb before the subject in yes-or-no questions.

For example:

Pracuje Petr doma?
Does Petr work from home?

Another:

Přijde Jana zítra?
Will Jana come tomorrow?

Verb-first order can make the question sound more clearly interrogative, but Czech does not require inversion in the way English does.

Both of the following can therefore be grammatical:

Petr přijde zítra?
Is Petr coming tomorrow?

Přijde Petr zítra?
Will Petr come tomorrow?

The choice depends on emphasis and context.

Intonation

In spoken Czech, intonation is especially important in questions that contain no interrogative word.

For example:

Jste unavený?
Are you tired?

To a woman:

Jste unavená?
Are you tired?

The sentence is structurally similar to a statement. The speaker's intonation signals that confirmation is expected.

In writing, the question mark clearly identifies the sentence as interrogative.

Ano and Ne

The most basic answers are:

ano
yes

and:

ne
no

For example:

Mluvíte anglicky?
Do you speak English?

Ano.
Yes.

or:

Ne.
No.

In everyday spoken Czech, jo is very common as an informal equivalent of “yes.”

Jo, přijdu.
Yeah, I'll come.

For neutral or formal Czech, ano is the safest form.

Questions about Opinion

Useful patterns include:

Co si o tom myslíte?
What do you think about it?

Jaký je váš názor?
What is your opinion?

Souhlasíte?
Do you agree?

Proč si to myslíte?
Why do you think that?

These are useful in conversation, study, and professional communication.

Questions about Agreement

Souhlasíte?
Do you agree?

Informal:

Souhlasíš?
Do you agree?

With an object:

Souhlasíte s tím?
Do you agree with that?

The preposition s requires the instrumental, so to becomes tím.

Asking for Clarification

Czech has several useful clarification questions.

Co tím myslíte?
What do you mean by that?

Informal:

Co tím myslíš?
What do you mean by that?

Another:

Můžete to vysvětlit?
Can you explain it?

Another:

Jak to myslíte?
What do you mean?; How do you mean that?

These expressions are useful when something is unclear.

Questions with Jak To Myslíte?

Jak to myslíte?
What do you mean?

is a common request for explanation.

It does not literally mean the same thing as English “how do you think it,” despite the surface word jak.

Learners should treat this as a useful fixed expression.

Relative Clauses in Czech

Relative clauses are subordinate clauses that describe, identify, or add information about a noun or pronoun in another part of the sentence. English commonly introduces relative clauses with words such as “who,” “which,” “that,” “whose,” “whom,” and “where.” Czech uses relative pronouns and relative adverbs such as který, jenž, kdo, co, čí, kde, kam, and odkud.

A basic example is:

To je muž, který pracuje v nemocnici.
That is the man who works in the hospital.

The relative clause který pracuje v nemocnici describes muž.

Another example:

To je kniha, kterou jsem koupil v Praze.
That is the book that I bought in Prague.

Here the relative pronoun has changed from the dictionary form který to kterou because it functions as the direct object inside the relative clause.

This case agreement is one of the most important features of Czech relative clauses.

Relative Clauses and Commas

Czech relative clauses are normally separated from the main clause by commas.

Znám člověka, který tam pracuje.
I know a person who works there.

If the relative clause appears inside a larger sentence, it is normally enclosed by commas.

Petr, který pracuje v Praze, přijede zítra.
Petr, who works in Prague, will come tomorrow.

The commas mark the beginning and end of the subordinate relative clause.

Unlike English, Czech normally uses commas even where English may distinguish between restrictive and non-restrictive relative clauses through punctuation.

The Relative Pronoun Který

The most important and versatile Czech relative pronoun is který. Depending on context, it can translate as “who,” “which,” “that,” or “whom.”

The basic masculine nominative form is:

který
who; which; that

Feminine:

která
who; which; that

Neuter:

které
which; that

Plural forms also vary according to gender.

The form must agree with its antecedent in gender and number, while its grammatical case is determined by its role inside the relative clause.

Relative Pronoun Case Is Determined Inside the Relative Clause

A central rule is that the case of the relative pronoun does not depend on the case of the antecedent in the main clause. It depends on the grammatical role of the pronoun inside the relative clause.

Compare:

To je muž, který mě zná.
That is the man who knows me.

Here který is nominative because the man performs the action.

Now:

To je muž, kterého znám.
That is the man whom I know.

Here kterého is accusative because the man is the object of znám.

The antecedent muž is the same, but the relative pronoun has a different case.

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