Συζητάω με τη συνάδελφό μου για το πρόβλημα στο γραφείο.

In Greek, the verb ending often tells you who the subject is.

• συζητάω = I discuss / I am discussing
• The ending -άω here shows 1st person singular: I

So Greek usually does not need the subject pronoun εγώ unless you want emphasis or contrast.

• Συζητάω... = I’m discussing...
• Εγώ συζητάω... = I’m the one discussing... / I discuss... with emphasis

Also, this present-tense form can mean either:

• I discuss
• I am discussing

The exact meaning depends on context.

Both are correct.

• συζητάω
• συζητώ

These are two common present-tense forms of the same verb in Modern Greek. They mean the same thing here.

You may notice:

• συζητάω often sounds a bit more conversational
• συζητώ can sound a bit more concise or slightly more formal

So this sentence could also be:

• Συζητώ με τη συνάδελφό μου για το πρόβλημα στο γραφείο.

Because the preposition με takes the accusative case.

The dictionary form is:

• η συνάδελφος = the colleague (female)

After με, it changes to the accusative:

• τη συνάδελφο = the colleague

And with μου:

• τη συνάδελφό μου = my colleague

So the structure is:

• με = with
• τη = accusative feminine singular article
• συνάδελφο = accusative form
• μου = my

If it were a male colleague, you would usually say:

• με τον συνάδελφό μου

τη is a shortened form of την.

In Modern Greek, the final -ν in words like την, τον, δεν, etc. is often dropped before certain consonants in everyday usage.

So both of these can occur:

• τη συνάδελφο
• την συνάδελφο

In normal modern usage, τη συνάδελφο is very natural.

A simple way to think about it:

• before many consonants, the final -ν may disappear
• before vowels and some consonants, it is more often kept

Learners will see both spellings, but τη συνάδελφο is completely standard.

That is just the normal Greek pattern for possessives of this type.

Greek usually says:

• η συνάδελφός μου = my colleague
• το γραφείο μου = my office
• ο φίλος μου = my friend

So the usual order is:

• article + noun + possessive pronoun

The word μου is a weak possessive form, and it normally comes after the noun.

This happens because μου is an enclitic word, meaning it is a weak word that leans on the word before it.

The basic accusative form is:

• τη συνάδελφο

But when you add μου, Greek adds an extra written accent:

• τη συνάδελφό μου

This is a common accent pattern in Greek with certain nouns followed by enclitics:

• ο άνθρωπος → ο άνθρωπός μου
• το πρόσωπο → το πρόσωπό μου
• η συνάδελφος → η συνάδελφός μου

So the extra accent is not random; it is part of the spelling rules.

Yes. In Greek, a very common pattern is:

• συζητάω με κάποιον για κάτι
• discuss with someone about something

So in your sentence:

• με τη συνάδελφό μου = with my colleague
• για το πρόβλημα = about the problem

Greek can also sometimes use the topic directly without για:

• Συζητάω το πρόβλημα. = I discuss the problem.

But when the sentence includes both the person and the topic, συζητάω με... για... is extremely natural.

στο is a contraction of:

• σε + το = στο

So:

• σε το γραφείο becomes στο γραφείο

This is completely normal and expected in Greek.

Depending on context, στο γραφείο can mean:

• in the office
• at the office
• sometimes even to the office

Here it most naturally means in/at the office.

Greek uses the definite article more often than English does.

So Greek naturally says:

• το πρόβλημα = the problem
• στο γραφείο = in/at the office

Even where English might sometimes say just at work or use a bare noun, Greek often prefers the article.

For learners, this is a good general habit:

• don’t be surprised if Greek uses ο / η / το where English would sound less definite

Greek word order is fairly flexible.

The sentence as given is perfectly natural:

• Συζητάω με τη συνάδελφό μου για το πρόβλημα στο γραφείο.

But you can move parts around for emphasis or style, for example:

• Με τη συνάδελφό μου συζητάω για το πρόβλημα στο γραφείο.
• Στο γραφείο συζητάω με τη συνάδελφό μου για το πρόβλημα.
• Για το πρόβλημα συζητάω με τη συνάδελφό μου στο γραφείο.

The basic meaning stays similar, but the emphasis changes.

Greek often places the most important or most topical information earlier in the sentence.

It can be a little ambiguous.

Because στο γραφείο comes right after το πρόβλημα, many people may first understand it as:

• the problem in the office
• or the office problem

But it could also be understood as the location of the discussion:

• I’m discussing ... in the office

If you want to make the location of the discussion clearer, you can move it:

• Στο γραφείο συζητάω με τη συνάδελφό μου για το πρόβλημα.
• Συζητάω στο γραφείο με τη συνάδελφό μου για το πρόβλημα.

If you want to make it clearly part of the problem, the original order already helps do that.

Here it is feminine, because of the article:

• τη συνάδελφο = the female colleague

The noun συνάδελφος can refer to either a man or a woman, and the article often helps show which one is meant:

• ο συνάδελφος = male colleague
• η συνάδελφος = female colleague

In your sentence, τη tells you it is referring to a woman.