Nemam vremena, zato ne dolazim večeras.

I don’t have time, so I’m not coming tonight.

Breakdown of Nemam vremena, zato ne dolazim večeras.

• imati: to have
• ne: not
• večeras: tonight
• dolaziti: to come

Questions & Answers about Nemam vremena, zato ne dolazim večeras.

Why is it nemam and not ne imam?

Because in Croatian the negative particle ne often fuses with some very common verb forms. With imati (to have) you get:

• imam = I have
• nemam = I don’t have

This fusion is standard and expected in everyday language.

What exactly is vremena grammatically, and why isn’t it vrijeme?

Vremena is the genitive singular of vrijeme (time). After expressions meaning “(not) having (any) [amount of something]”, Croatian commonly uses the genitive to express an indefinite quantity:

• Imam vremena. = I have (some) time.
• Nemam vremena. = I don’t have (any) time.

So vremena is the normal form here.

Is Nemam vremena literally “I don’t have time,” or does it imply “I’m busy”?

Literally it’s I don’t have time, but in real use it often functions like I’m busy / I can’t make it. It’s a very common, natural excuse/explanation and doesn’t sound overly formal.

Why is there no word for I (ja) in the sentence?