Kasirka mi sada vraća kusur.

Kasirka means cashier, specifically a female cashier.

In Serbian, many job titles have masculine and feminine forms:

• kasir = male cashier
• kasirka = female cashier

Because the sentence uses kasirka, we know the cashier is a woman.

Mi means to me here.

It is the short/dative form of ja (I). Serbian often uses these short clitic forms for indirect objects.

So:

• mi = to me
• ti = to you
• mu = to him
• joj = to her

In this sentence:

• Kasirka mi vraća kusur = The cashier is giving the change back to me

English often uses word order instead of case endings, but Serbian marks this with the dative pronoun mi.

Because the verb vraćati / vratiti here takes an indirect object: someone gives something back to someone.

That to someone is in the dative case, so you use mi or meni, not ja or mene.

Compare:

• ja = I
• mene = me (usually accusative/genitive forms)
• mi / meni = to me

So:

• Kasirka mi vraća kusur = correct
• Kasirka mene vraća kusur = incorrect in this meaning

Both can mean to me, but they are used differently.

• mi = short, unstressed form
• meni = full, stressed form

In normal neutral sentences, Serbian usually prefers the short form:

• Kasirka mi vraća kusur.

You might use meni for emphasis or contrast:

• Kasirka vraća kusur meni, ne tebi.
  • The cashier is giving the change back to me, not to you.

So here mi is the natural choice.

Vraća means returns, gives back, or is giving back, depending on context.

It comes from the verb vraćati / vratiti, which is a common Serbian aspect pair:

• vraćati = imperfective, ongoing/repeated action
• vratiti = perfective, completed action

Here vraća is the 3rd person singular present tense form of vraćati:

• ja vraćam = I return / am returning
• ti vraćaš = you return / are returning
• on/ona vraća = he/she returns / is returning

So Kasirka vraća = The cashier is returning / giving back

Because in Serbian, just like in English, the present tense can describe something happening now.

So:

• Kasirka mi sada vraća kusur literally uses present tense
• It means something like The cashier is now giving me the change back

Serbian does not need a special continuous form like English is giving. The plain present tense often covers both:

• gives back
• is giving back

The word sada (now) makes it clear that the action is happening at this moment.

Kusur means change, as in money returned after you pay.

Example:

• If you give 1000 dinars for something that costs 780, the cashier gives you kusur.

So this is not change in the general English sense of alteration; it specifically means monetary change.

Serbian does not have articles like a/an and the.

So:

• kasirka can mean a cashier or the cashier
• kusur can mean change or the change

Which one is meant depends on context.

In this sentence, English naturally translates it as The cashier is now giving me back the change, because the situation is already understood.

Yes, Serbian word order is fairly flexible, but not completely free.

This version is natural and neutral:

• Kasirka mi sada vraća kusur.

A key point is that short pronouns like mi usually appear early in the sentence, often in the second position area.

Possible variations include:

• Kasirka mi vraća kusur sada.
• Sada mi kasirka vraća kusur.
• Kasirka sada vraća kusur meni. (more marked/emphatic because of meni)

The choice depends on emphasis and rhythm.

The given sentence sounds like a normal statement with mild focus on now.

Yes, mostly.

• sada = now
• sad = now

Sad is a very common shortened form in everyday speech. Both are correct.

So these are both natural:

• Kasirka mi sada vraća kusur.
• Kasirka mi sad vraća kusur.

Sada may sound a little more complete or slightly more formal, while sad is very common in conversation.

Vraća is pronounced approximately VRA-cha, but the ć is softer than English ch.

About ć:

• It is a soft consonant
• It is different from č
• English does not have an exact equivalent

A rough guide:

• č sounds more like the ch in church
• ć is softer, with the tongue a bit farther forward

So:

• vraća ≈ VRA-ća
• stress is usually on the first syllable: VRAća

Also:

• kusur ≈ KOO-soor
• kasirka ≈ ka-SEER-ka
• sada ≈ SA-da
• mi ≈ mee

Because kusur is the direct object of the verb and appears in the accusative case, but for this masculine inanimate noun, the accusative singular is the same as the nominative singular.

So:

• nominative: kusur
• accusative: kusur

This is very common with masculine inanimate nouns in Serbian.

Compare:

• Vidim sto. = I see a table.
• Vraća kusur. = She is returning the change.

The form stays the same, even though the grammatical role changes.

Not in the same straightforward present-time meaning.

Serbian perfective verbs usually do not describe an action happening right now in the present tense. Their present forms usually refer to the future.

So:

• Kasirka mi vraća kusur. = The cashier is giving me back the change now.
• Kasirka mi vrati kusur. is not the normal way to say that same present action

The perfective pair member is vratiti. Its present forms are generally used with future meaning:

• Kasirka će mi vratiti kusur. = The cashier will give me back the change.

So the imperfective vraća is the right choice for an action in progress.

Yes, it is natural and correct.

A very everyday version might also be:

• Kasirka mi vraća kusur.
• Kasirka mi sad vraća kusur.

Including sada makes sense if you want to stress now, for example after waiting or after some earlier action.

So the sentence sounds like normal spoken or written Serbian.