Nadhani Rahma atafika mapema kuliko jana.

Nadhani means I think.

It breaks down like this:

• ni- / n- = I
• -dhani = think, suppose, believe

So Nadhani is literally I think.

In this sentence, it introduces the speaker’s opinion: I think Rahma will arrive earlier than yesterday.

In Swahili, you often do not need a separate word for that in sentences like this.

So:

• Nadhani Rahma atafika... = I think (that) Rahma will arrive...

English often allows both I think Rahma will arrive and I think that Rahma will arrive. Swahili commonly just puts the second clause directly after Nadhani.

Atafika means he/she will arrive.

It can be divided into:

• a- = he/she
• -ta- = future tense marker, will
• -fika = verb root meaning arrive

So:

• atafika = he/she will arrive

Since Rahma is the subject, a- refers to Rahma.

No—a- does not show gender.

In Swahili, the same subject marker a- is used for both:

• he
• she

So Rahma atafika can mean:

• Rahma will arrive

and the grammar itself does not mark whether Rahma is male or female. You understand that from the name or context.

Mapema means early or earlier, depending on context.

Here it functions as an adverb, describing how or when Rahma will arrive:

• atafika mapema = will arrive early

In this sentence, because it is followed by kuliko jana, the idea becomes earlier than yesterday.

Unlike English, Swahili does not usually change the word itself into a special -er form. The comparison is shown with kuliko.

Kuliko means than in comparisons.

So:

• mapema kuliko jana = earlier than yesterday

It is the word that tells you a comparison is being made.

Some similar examples:

• mrefu kuliko mimi = taller than me
• haraka kuliko kawaida = faster than usual
• mapema kuliko jana = earlier than yesterday

Because jana means yesterday, and with kuliko it gives a time-based comparison.

So mapema kuliko jana is understood as:

• earlier than yesterday
• more literally, early compared with yesterday

English needs a slightly smoother phrasing, so earlier than yesterday is the natural translation.

Yes, but it is still quite straightforward.

The sentence is:

• Nadhani = I think
• Rahma atafika = Rahma will arrive
• mapema kuliko jana = earlier than yesterday

So the overall order is very close to English:

• I think Rahma will arrive earlier than yesterday.

One notable difference is that Swahili does not need that after I think.

Yes, that is close in meaning, but in natural English earlier than yesterday is better.

Why?

• mapema = early
• with kuliko = comparison
• so English normally turns that into earlier

That is why the most natural translation is:

• I think Rahma will arrive earlier than yesterday.

It is best to do both.

Learn the whole word for quick recognition:

• atafika = he/she will arrive

But also learn the pieces, because Swahili verbs are very regular:

• a- = he/she
• -ta- = will
• -fika = arrive

This helps you understand many other verbs too:

• atasoma = he/she will study/read
• atakula = he/she will eat
• atakuja = he/she will come

So understanding the structure is very useful.

Yes. Both Nadhani and Nafikiri can mean I think.

However, they are not always identical in tone in every context, and usage can vary by speaker and region. For a learner, the important point is:

• Nadhani Rahma atafika mapema kuliko jana.
• Nafikiri Rahma atafika mapema kuliko jana.

Both can express I think Rahma will arrive earlier than yesterday.

In this sentence, Nadhani is completely natural.