Fika kituo cha kivuko mapema, la sivyo utakosa safari ya usiku.

Fika is the imperative form, meaning Arrive! or Get there!

In Swahili, a simple command to one person often uses the bare verb stem without ku-:

• kufika = to arrive
• unafika = you are arriving / you arrive
• fika = arrive!

So Fika kituo cha kivuko mapema is a direct instruction.

If you were speaking to more than one person, you would usually say Fikeni.

With verbs of motion like fika, Swahili can often put the destination directly after the verb.

So:

• Fika kituo cha kivuko = arrive at the ferry station

This is natural Swahili. If you want to make the location more explicit, you can also say:

• Fika kwenye kituo cha kivuko mapema

Both are understandable, but the original sentence is perfectly normal.

Literally, it is something like station of the ferry/crossing.

Parts:

• kituo = station, stop, terminal
• kivuko = ferry, crossing point, ferry crossing

So together kituo cha kivuko means the ferry terminal, ferry station, or ferry stop, depending on context.

Cha is the connector meaning of, and it agrees with the noun kituo.

In Swahili, this kind of connector changes according to noun class. Since kituo belongs to the ki-/vi- class, the connector is cha.

So:

• kituo cha kivuko = station of the ferry

The important point is that the connector agrees with the first noun, kituo.

Mapema means early.

It is an adverb, so it tells you how or when the action should happen:

• Fika ... mapema = arrive early

Its position here is normal. It modifies the verb fika, not the noun kivuko.

La sivyo means otherwise, if not, or or else.

It is a fixed expression often used in warnings, instructions, and consequences:

• Do X, otherwise Y will happen.

So in this sentence:

• Fika kituo cha kivuko mapema, la sivyo utakosa safari ya usiku.
• Arrive at the ferry terminal early, otherwise you will miss the night trip.

A near-synonym you may also see is vinginevyo.

Utakosa breaks down like this:

• u- = you
• -ta- = future tense marker
• -kosa = miss, fail to get, fail to catch, lack

So utakosa means you will miss or you will fail to catch/get.

In this sentence, the most natural meaning is:

• utakosa safari ya usiku = you will miss the night trip

Not always. -kosa has a wider range of meanings than English miss.

Depending on context, it can mean:

• miss something
• fail to get something
• lack something
• make a mistake / be wrong in some contexts

Here, because it is followed by safari ya usiku, it clearly means miss the night trip.

Not exactly.

In Swahili, safari is a normal everyday word meaning:

• journey
• trip
• travel

English borrowed the word safari, but in English it often has a more special meaning, like a wildlife tour. In Swahili, it is much broader.

So safari ya usiku simply means night trip or night journey.

Ya is another of-type connector, like cha, but it matches the noun class of safari.

So:

• safari = trip, journey
• usiku = night
• safari ya usiku = trip of the night = night trip

Again, the connector agrees with the first noun:

• safari takes ya
• kituo takes cha

That is why the sentence has both cha and ya.

Usiku means night.

Depending on the sentence, it can mean:

• night as a noun
• at night in a more adverb-like sense

Here, in safari ya usiku, it functions as a noun inside the phrase trip of the night, so the natural translation is night trip.

Yes, very natural.

The structure is common:

• command first: Fika ... mapema
• consequence next: la sivyo utakosa ...

It sounds like something you might say when warning someone not to be late.

You would usually change the verb forms to plural:

• Fikeni kituo cha kivuko mapema, la sivyo mtakosa safari ya usiku.

Changes:

• Fika → Fikeni = arrive! to several people
• utakosa → mtakosa = you all will miss

Everything else stays the same.