Izvoli, sedi ovde.

Here izvoli is a polite, welcoming word. In different contexts it can mean:

• please
• go ahead
• here you go
• feel free

In Izvoli, sedi ovde, it softens the instruction and makes it sound hospitable: Please, sit here or Go ahead, sit here.

Izvoli is singular and usually used with someone you address as ti:

• a friend
• a family member
• a child
• someone you are speaking to informally

If you want to be formal to one person, or if you are speaking to more than one person, you normally use izvolite instead.

So:

• Izvoli, sedi ovde. = informal, one person
• Izvolite, sedite ovde. = formal one person, or plural

Because sedi is the imperative for one person in informal speech.

Compare:

• sedi = sit, addressed to one person informally
• sedite = sit, addressed to one person formally or to several people

So this sentence is talking to one person in a familiar or informal way.

In this sentence, sedi is the imperative meaning sit or sit down.

Learners often notice that Serbian has both:

• sesti = to sit down
• sedeti = to be sitting

The form sedi can overlap with forms related to these verbs, but in this sentence the meaning is clearly a command: sit here. For practical learning, it is enough to recognize sedi! as the normal way to tell one person to sit.

Because Serbian usually leaves pronouns out when they are already clear from the verb form.

Here, sedi already tells you that the speaker is addressing one person. So adding ti is unnecessary.

Serbian often works like this:

• Sedi ovde. = Sit here.
• not usually Ti sedi ovde unless you want emphasis or contrast

If ti is added, it can sound more emphatic, like you sit here.

Ovde means here.

Yes, tu is also possible in many situations, but there is a slight difference in feel:

• ovde = here, often more explicitly near the speaker or this place
• tu = there / there by you / here, depending on context; often a bit looser

In an invitation like this, ovde sounds very natural because the speaker is indicating a specific place: sit here.

Yes. Serbian word order is flexible.

The most neutral version is:

• Sedi ovde. = Sit here.

You can also hear:

• Ovde sedi.

That version puts more emphasis on ovde, as if the important point is here, not somewhere else.

In your full sentence, Izvoli, sedi ovde is the most natural neutral order.

The comma marks a small pause between two parts:

• Izvoli
• sedi ovde

In speech, it sounds like a polite lead-in followed by the actual instruction. Very roughly, it works like:

• Please, sit here.
• Go ahead, sit here.

So the comma reflects the natural pause in speaking.

It sounds friendly and welcoming.

On its own, Sedi ovde. can sound quite direct, especially if said to an adult. Adding izvoli makes it softer and more polite.

So the whole sentence feels like something a host might say to a guest, or someone might say while showing another person where to sit.

You would usually say:

• Izvolite, sedite ovde.

This can mean:

• speaking politely to one person
• speaking to more than one person

So the pattern is:

• informal singular: Izvoli, sedi ovde.
• formal singular / plural: Izvolite, sedite ovde.

Yes. Very often, izvoli stands alone.

For example, it can be used when:

• handing someone something
• inviting them to enter
• inviting them to speak
• encouraging them to go ahead

So izvoli is a very useful word, and its exact English translation changes with the situation. In your sentence, it introduces a polite invitation to sit.

A rough pronunciation is:

• izvoli ≈ ee-ZVO-lee
• sedi ≈ SEH-dee
• ovde ≈ OV-deh

A few useful points:

• Serbian vowels are usually clear and short.
• Every written vowel is pronounced.
• v in ovde and izvoli is a normal v sound.
• d and e in ovde are both clearly pronounced, so do not swallow the ending.

So the whole sentence is approximately:

ee-ZVO-lee, SEH-dee OV-deh