znati vs poznavati (to know) | Serbian Grammar

English know merges two core Serbian relationships. Знати means possessing information, an answer, a fact, or practical know-how. Познавати means being acquainted with a person or being familiar through experience with a place, system, field, or body of work. Both can take a noun, so the meaning of that noun—not just its grammatical shape—decides the verb.

The focused comparison here leaves full conjugation and the third skill verb умети to the three-verbs reference. The working question is: can the knowledge be stated as information, or does it come from familiarity with the entity?

The decision tree

Is the complement a fact, answer, name, address, rule, or piece of information? Choose знати.
Is the complement a да-clause or embedded question such as где, када, зашто, ко? Choose знати.
Does “know” mean know how to perform an action? Choose знати + да + present/infinitive; choose умети when learned competence is the point.
Is the object a person you are acquainted with? Choose познавати + accusative.
Is it a city, institution, oeuvre, subject, or system known through sustained experience? Choose познавати.
Is it a person in casual speech and you hear знати? Знам га/је is possible, but познавати expresses acquaintance more explicitly.

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Paraphrase in English. If you can say “know the fact/answer/how,” choose знати. If you mean “be acquainted/familiar with,” choose познавати.

Знати: information and propositions

Знати selects an item of information, a whole proposition with да, or an embedded question.

Знам шифру за бежичну мрежу, али не знам корисничко име.

I know the Wi-Fi password, but I don't know the username.

Знамо да је рок продужен до следећег понедељка.

We know that the deadline has been extended until next Monday.

Да ли знаш где су оставили резервни кључ?

Do you know where they left the spare key?

The information can be short or complex. Познавати cannot introduce да је... or где... clauses because acquaintance is a relation to an entity, not to a proposition.

Знати: practical know-how

Serbian also uses знати for knowing how. Everyday speech commonly uses да + present; a same-subject infinitive is also standard.

Знам да променим гуму, али немам одговарајући алат.

I know how to change a tire, but I don't have the right tools.

Зна ли неко овде користити овај програм?

Does anyone here know how to use this program? (standard infinitive; concise style)

Умети can emphasize acquired skill or knack: умем да поправим сат. Знати is broader and can present possession of the procedure. Neither should be replaced by познавати.

Познавати: personal acquaintance

Познавати takes a direct accusative object. It says that the subject has met or has some continuing familiarity with the person.

Познајем власницу ресторана још из основне школе.

I've known the restaurant owner since elementary school.

Не познајемо новог управника довољно добро да бисмо судили о његовом раду.

We don't know the new manager well enough to judge his work.

The masculine animate accusative has its genitive-like form: познајем управника, not nominative управник.

Compare knowledge about a person with acquaintance:

Знам да се Лука преселио у Краљево, али га лично не познајем.

I know that Luka moved to Kraljevo, but I don't know him personally.

The first clause contains a fact about Luka; the second denies personal familiarity.

Познавати: familiarity with places, systems, and work

Acquaintance extends beyond people. Use познавати when experience has made a complex entity familiar.

Добро познаје јужни део града и ретко користи навигацију.

She knows the southern part of the city well and rarely uses navigation.

Наш правник одлично познаје прописе о заштити података.

Our lawyer is thoroughly familiar with data-protection regulations.

Не познајем поезију Васка Попе довољно добро да бих о њој држао предавање.

I am not familiar enough with Vasko Popa's poetry to give a lecture on it. (male speaker)

Adverbs such as добро, детаљно, површно, одлично often clarify the degree of familiarity.

Minimal pairs: noun meaning changes the choice

A rule as information or a system as familiar territory

Знам правило о писању негације уз глаголе.

I know the rule about writing negation with verbs. (I can state it.)

Добро познајем правила тог такмичења јер годинама учествујем.

I know that competition's rules well because I have participated for years. (I am thoroughly familiar with the system.)

A route as an answer or a city as experience

Знам пут до старе железничке станице.

I know the way to the old railway station.

Познајем тај крај и могу да ти покажем мирнију улицу.

I know that area and can show you a quieter street.

The boundary is semantic, not a fixed list of nouns. Знати extracts usable information; познавати evaluates depth of familiarity.

Знам га is possible, but it packages less explicitly

Contemporary Serbian commonly uses знати + person in conversation: Знам га из виђења, Знам је са посла. It can mean “I know him/her,” sometimes only by sight or contextual recognition. It is not automatically nonstandard.

Знам га из виђења, али га заправо не познајем.

I know him by sight, but I don't actually know him.

This pair makes the useful distinction explicit: recognition or contextual knowledge with знати, fuller acquaintance with познавати. In careful prose, choose познавати when personal acquaintance is the intended relation.

Do not confuse знати некога with знати за некога, which means know of someone.

Знам за ту архитекткињу, али нисам видела ниједан њен пројекат.

I know of that architect, but I haven't seen any of her projects. (female speaker)

After substantial exposure, Serbian can express established familiarity as добро познајем њен рад.

State versus entering the state

Both core verbs are stative and imperfective. Сазнати means find out; упознати means meet or get to know. These are changes into a state, not mechanical perfective versions.

Јуче сам упознао нову комшиницу, али је још не познајем добро.

Yesterday I met the new neighbor, but I still don't know her well. (male speaker)

Чим сазнам тачан број гостију, послаћу ти поруку.

As soon as I find out the exact number of guests, I'll send you a message.

Practice Tasks

Task 1: Fact or familiarity?

Знам када музеј ради. — Познајем кустоса тог музеја.

I know when the museum is open. — I know the curator of that museum. Answer: embedded fact versus personal acquaintance.

Task 2: Explain the two readings

Знам тај закон. — Добро познајем тај закон.

I know that law / know what it is. — I know that law thoroughly. Answer: identifiable information versus detailed familiarity.

Common Mistakes

Using познавати before a fact clause

❌ Познајем да су врата закључана.

Incorrect—factual да-clauses are selected by знати.

✅ Знам да су врата закључана.

I know that the door is locked.

Using познавати before an embedded question

❌ Да ли познајеш зашто је састанак отказан?

Incorrect—knowledge of why takes знати.

✅ Да ли знаш зашто је састанак отказан?

Do you know why the meeting was canceled?

Using знати for intended thorough familiarity

❌ Наш водич зна Београд веома детаљно.

Unnatural for thorough experiential familiarity—use познаје.

✅ Наш водич веома добро познаје Београд.

Our guide knows Belgrade very well.

Confusing meeting with already knowing

❌ Синоћ сам први пут познавао Анине родитеље.

Incorrect—a first meeting is a bounded event and takes упознати.

✅ Синоћ сам први пут упознао Анине родитеље.

Last night I met Ana's parents for the first time. (male speaker)

Key Takeaways

Use знати for information, fact clauses, embedded questions, answers, and know-how.
Use познавати + accusative for acquaintance and sustained familiarity.
Some nouns allow both, but the reading changes from usable information to depth of familiarity.
Conversational знам га/је is possible; познавати makes acquaintance explicit.
Сазнати and упознати name transitions into knowledge; they are not simple tense substitutes.

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