Asipotumia sega, Asha hataweza kuchana nywele zake vizuri.

Swahili often builds the idea of if into the verb itself instead of using a separate word. Asipotumia can be broken down like this:

• a- = she/he
• -si- = negative
• -po- = conditional/time marker, giving the sense of if/when
• -tumia = use

So asipotumia sega means if she does not use a comb.

Hataweza breaks down as:

• ha- = negative third-person singular
• -ta- = future
• -weza = be able

So hataweza means she/he will not be able. In this sentence, with Asha, it means Asha will not be able.

Because these are two different verb patterns.

• asipotumia is a negative conditional form: if she does not use
• hataweza is a negative future form: she will not be able

Swahili does not use just one negative marker everywhere. The form of the negative changes depending on the tense or construction.

Swahili verbs already include subject information, so the sentence would still be grammatical without naming Asha again. But adding Asha is very normal for:

• clarity
• emphasis
• making it obvious who the subject is

It also fits the common Swahili pattern of putting the condition first, then the main clause afterward.

No. In this sentence, the grammar does not mark gender.

• a- can mean he or she
• ha- can mean he is not / she is not
• -ke can mean his / her

So by grammar alone, the sentence could refer to a man or a woman. We understand her because the name Asha is female.

They are different kinds of words:

• sega = comb (noun)
• kuchana = to comb (verb)

So:

• kutumia sega = to use a comb
• kuchana nywele = to comb hair

Because after -weza (be able), Swahili normally uses the infinitive form of the next verb.

So:

• hataweza kuchana = she will not be able to comb

The ku- here is similar to English to in to comb.

In Swahili, the possessive agrees with the noun being possessed, not with the person who owns it.

• nywele belongs to a noun class that takes za-
• -ke means his/her
• so za- + -ke = zake

That is why you get nywele zake.

A useful thing to notice: Swahili usually treats hair as nywele, which is grammatically plural, even though English often uses hair as a mass noun.

Vizuri means well or properly. It describes how the hair is being combed.

So:

• kuchana nywele zake vizuri = to comb her hair well

Putting vizuri at the end is very natural in Swahili, and it clearly modifies the whole action of combing.