Malkia amefika.

Amefika has three main parts:

• a- = the subject marker for he/she or a singular human noun
• -me- = the perfect marker
• fika = arrive

So Swahili packs the subject and the tense/aspect into the verb itself.

-me- usually shows the perfect aspect. In a sentence like this, it gives the sense of:

• has arrived
• has come
• sometimes, depending on context, simply arrived

It often suggests a completed action with present relevance: the arrival has happened, and that fact matters now.

Because Swahili does not need a separate helping verb like English does.
English says has arrived with two words. Swahili puts that idea into one verb:

• a- = subject
• -me- = perfect
• fika = arrive

So amefika already contains the meaning of has arrived.

Because the verb agrees with the subject by noun class / agreement pattern, not by copying the first letter of the noun.

Since malkia refers to one person, the verb uses the singular human subject marker a-.

That is why you get:

• Malkia amefika = one queen has arrived

If the subject were plural, the agreement would change.

Swahili does not have articles like English the and a/an.

So malkia can mean:

• the queen
• a queen

Context tells you which one is meant.

Yes, if the context already makes it clear who you mean.

For example, if everyone is already talking about the queen, Amefika by itself can mean She has arrived.

Swahili often leaves out an explicit subject noun or pronoun when it is already understood from context and from the subject marker on the verb.

Not necessarily. In your example, Malkia is capitalized because it is the first word of the sentence.

In the middle of a sentence, it would normally be written malkia, unless it is being used as part of a specific title or name in a way that calls for capitalization.

A simple English-style approximation is:

mal-KEE-ah ah-meh-FEE-kah

A few useful pronunciation points:

• ki sounds like kee
• fi sounds like fee
• stress in Swahili usually falls on the second-to-last syllable of each word

So the natural stress is:

• mal-KI-a
• a-me-FI-ka

Usually the most direct sense is has arrived because of -me-.

But in real translation, English may sometimes use arrived if that sounds more natural in context. So the Swahili form is grammatically perfect, while the best English wording can vary a bit depending on the situation.

The normal, neutral order is:

Subject + Verb
Malkia amefika

That is the best pattern for a learner to use first.

Other word orders can appear in special contexts for emphasis or style, but Malkia amefika is the standard straightforward form.

No, fika is generally intransitive. It works like English arrive: you arrive, but you do not usually arrive something.

So Malkia amefika is complete by itself.

If you want to add a place, you can add a location phrase, for example:

• Malkia amefika nyumbani = The queen has arrived home
• Malkia amefika mjini = The queen has arrived in town

You would say:

Malkia hajafika.

Here:

• ha- marks negation
• -ja- is the negative counterpart used with this kind of perfect meaning
• fika = arrive

So hajafika means has not arrived.