Konačno je veterinar ovde.

Because je is a clitic in Serbian. Clitics are short unstressed words that usually go in second position in the sentence or clause.

So in:

Konačno je veterinar ovde.

the first element is Konačno, and the clitic je comes right after it.

This is very normal in Serbian. Compare:

• Veterinar je ovde. = The vet is here.
• Konačno je veterinar ovde. = Finally, the vet is here.

In English, is usually stays next to the subject, but Serbian word order works differently.

Je is the 3rd person singular present form of the verb biti = to be.

Here it means is:

• veterinar = the veterinarian / vet
• je = is
• ovde = here

So the core sentence is:

Veterinar je ovde. = The veterinarian is here.

Serbian has no articles, so there is no separate word for a/an/the.

That means veterinar can mean:

• a veterinarian
• the veterinarian
• sometimes just veterinarian, depending on context

In this sentence, context usually makes it sound like the veterinarian or the vet.

It is in the nominative singular because it is the subject of the sentence.

Base form:

• veterinar = veterinarian, vet

Since the sentence says who is here, veterinar is the one performing the state of being, so nominative is used.

Konačno is an adverb. Here it means something like:

• finally
• at last

It comments on the whole situation: the speaker has been waiting, and now the vet has arrived or is present.

So:

Konačno je veterinar ovde. = Finally, the vet is here.

Yes, Serbian word order is flexible, but moving words can slightly change the focus or rhythm.

For example:

• Konačno je veterinar ovde.
• Veterinar je konačno ovde.

Both are natural and mean roughly the same thing: The vet is finally here.

The version with Konačno first often sounds a bit more like Finally! as a reaction.

Ovde means here.

Yes, ovde and ovdje are basically the same in meaning. The difference is mostly regional/standard variation:

• ovde is common in Serbian, especially Ekavian-based usage
• ovdje appears in Ijekavian varieties

So if you are learning standard Serbian as commonly used in Serbia, ovde is very normal.

Sometimes yes, but they are not always exactly the same.

• ovde = here, specifically in this place
• tu = there / here, often at that spot near you or already mentioned

In many everyday situations, both can work:

• Veterinar je ovde.
• Veterinar je tu.

But ovde more clearly means here, while tu can be a bit broader depending on context.

That order is possible in some contexts, but it sounds less neutral.

In Serbian, word order can shift for emphasis, but not every version sounds equally natural in everyday speech. The most natural choices here are usually:

• Konačno je veterinar ovde.
• Veterinar je konačno ovde.

Putting konačno at the very end can sound marked or stylistically different, depending on intonation.

A simple pronunciation guide is:

Konačno je veterinar ovde → ko-NACH-no yeh ve-te-ri-NAR OV-de

A few useful notes:

• č sounds like ch in church
• j sounds like English y in yes
• r in veterinar is a trilled or tapped r
• stress is not usually written, but a learner can say it naturally as:
  • ko-NAČ-no
  • ve-te-ri-NAR
  • OV-de

It is neutral and works in both everyday and fairly formal situations.

• veterinar is the standard word for veterinarian / vet
• ovde is neutral
• konačno is also neutral

So the whole sentence is completely normal in ordinary speech.

No, not in this sentence. Serbian normally needs the verb je in the present tense with this structure.

So:

• Veterinar je ovde. = correct
• Veterinar ovde. = not standard as a full sentence

The verb to be is usually kept in sentences like this.

Yes: it shows two important Serbian patterns at once.

1. Flexible word order Serbian does not rely on word order as strictly as English does.

2. Second-position clitics The short verb form je goes near the beginning, after the first element.

So although an English speaker might expect something more like Veterinar je konačno ovde, Serbian very naturally allows:

Konačno je veterinar ovde.

That gives the sentence a nice Finally... feeling right from the start.