Nisam sigurna, pa ću još jednom pitati učiteljicu.

Nisam means I am not.

It is the 1st person singular negative present form of biti (to be):

• jesam / sam = I am
• nisam = I am not

Croatian often forms the negative of biti with special fused forms:

• nisam = I am not
• nisi = you are not
• nije = he/she/it is not
• nismo = we are not
• niste = you (plural/formal) are not
• nisu = they are not

So Nisam sigurna literally means I am not sure.

Because sigurna agrees with a female speaker.

In Croatian, adjectives must agree with the person or noun they describe in gender, number, and case.

Here the hidden subject is I, so the adjective changes depending on who is speaking:

• Nisam siguran. = said by a man
• Nisam sigurna. = said by a woman

This is very common in Croatian. Even when I is not stated, the adjective still shows the speaker’s gender.

Because Croatian often drops subject pronouns when they are already clear from the verb form.

So:

• Nisam sigurna = I am not sure
• Ja nisam sigurna = also possible, but ja adds emphasis

Croatian is a pro-drop language, which means subject pronouns like ja, ti, on, ona are often omitted unless needed for contrast or emphasis.

For example:

• Nisam sigurna. = neutral
• Ja nisam sigurna. = I’m not sure (maybe someone else is)

Here pa works like so, then, or therefore.

In this sentence, it connects the two ideas:

• Nisam sigurna = I’m not sure
• pa ću još jednom pitati učiteljicu = so I’ll ask the teacher once more

So pa shows a natural consequence:
I’m not sure, so I’ll ask the teacher again.

Depending on context, pa can have several meanings in Croatian, but here it is a simple linking word showing result or continuation.

This is about future tense and clitic position.

Croatian future I is made with:

• a form of htjeti (ću, ćeš, će, ćemo, ćete, će)
• plus the infinitive

So the basic idea is:

• ću pitati = I will ask

The word ću is a clitic, which means it usually wants to stand in the second position in the clause.

That is why in this sentence you get:

• pa ću još jednom pitati učiteljicu

After pa, the clitic ću comes early in the clause.

You may also see forms like:

• Pitat ću učiteljicu.

Here the infinitive pitati loses its final -i when the clitic comes after it:

• pitati + ću → pitat ću

So both patterns are normal, but they follow different word-order rules.

Još jednom means once more, one more time, or again.

Literally:

• još = still / more / additional
• jednom = once / one time

Together, they form a very common expression:

• još jednom = once again

It is close in meaning to:

• opet = again
• ponovno = again

But još jednom often feels a bit more like one more time specifically.

Examples:

• Reci još jednom. = Say it once more.
• Pitat ću još jednom. = I’ll ask one more time.

Because učiteljicu is the accusative singular form, and here it is the direct object of pitati (to ask).

The base form is:

• učiteljica = teacher (female)

But after pitati when she is the person being asked, Croatian uses the accusative:

• pitati učiteljicu = to ask the teacher

For many feminine nouns ending in -a, the accusative singular ends in -u:

• učiteljica → učiteljicu
• žena → ženu
• sestra → sestru

So:

• učiteljica = nominative, subject form
• učiteljicu = accusative, object form

Yes. Učiteljica specifically means a female teacher.

Croatian often distinguishes male and female profession words:

• učitelj = male teacher
• učiteljica = female teacher

So:

• pitati učitelja = ask the male teacher
• pitati učiteljicu = ask the female teacher

In English, teacher usually does not show gender, but Croatian often does.

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

This sentence could be rearranged a little depending on emphasis, for example:

• Nisam sigurna, pa ću još jednom pitati učiteljicu.
• Nisam sigurna, pa ću učiteljicu još jednom pitati.
• Nisam sigurna, pa ću pitati učiteljicu još jednom.

These all sound slightly different in emphasis, but the meaning stays close.

However, one important rule remains: clitics like ću usually must stay near the second position in the clause. So that limits the possible word order.

That is why pa ću sounds natural, while some other placements of ću would not.

In Croatian, pitati can work with both:

• the person you ask
• the thing/question you ask

Examples:

• Pitati učiteljicu = to ask the teacher
• Pitati pitanje = to ask a question
• Pitati učiteljicu nešto = to ask the teacher something

So in your sentence, učiteljicu is the person being asked, and the actual question is left unstated.

This is normal. Croatian does not need to spell out what exactly will be asked if the context is already clear.