Mama alinunua mkufu mpya na bangili ya dhahabu kwa sherehe ya kesho.

It breaks down as a-li-nunua:

• a- = he/she
• -li- = past tense marker
• -nunua = buy

So alinunua means he/she bought. In this sentence, with Mama as the subject, it means Mama bought.

That is normal in Swahili. The verb usually includes a subject marker, even when the full subject noun is also stated.

So in Mama alinunua:

• Mama = the subject noun
• a- = the subject marker on the verb

This is not considered wrong or overly repetitive. It is just how Swahili grammar works.

In Swahili, adjectives usually come after the noun they describe.

So:

• mkufu mpya = new necklace
• not mpya mkufu

Also, adjectives agree with the noun class of the noun. Here mkufu is a class 3 singular noun, and mpya is the matching form of new for that class.

Normally, no. In this sentence, mpya most naturally describes only mkufu.

So the structure is understood as:

• mkufu mpya = a new necklace
• bangili ya dhahabu = a gold bracelet

If you wanted to say that both were new, you would usually make that clearer, for example by repeating the adjective.

Swahili often uses a linking word based on -a to connect nouns. Here ya links bangili and dhahabu.

So:

• bangili ya dhahabu literally means bracelet of gold
• natural English: gold bracelet

The form ya is used because bangili belongs to a noun class that takes ya in this kind of construction.

Usually, ya dhahabu most naturally means made of gold or gold as a material.

If you specifically wanted to say gold-colored, you would often make that more explicit, such as by referring to the color.

So in this sentence, a learner should normally understand bangili ya dhahabu as a gold bracelet, not just a bracelet with a gold-like color.

Here na means and. It connects the two things that Mama bought:

• mkufu mpya
• bangili ya dhahabu

Swahili na can also mean with in other contexts, so learners often notice that it has more than one use.

Here kwa means something like for.

So:

• kwa sherehe ya kesho = for tomorrow’s celebration

In different sentences, kwa can also mean things like to, at, by, or through, depending on context. In this sentence, it shows the purpose or occasion for the purchase.

Again, Swahili uses the -a linker construction.

So:

• sherehe ya kesho literally = celebration of tomorrow
• natural English = tomorrow’s celebration

This is a very common pattern in Swahili. Instead of using an apostrophe like English tomorrow’s, Swahili often uses noun + ya/wa/la/etc. + noun or time word.

No. Swahili normally does not use articles like English a, an, and the.

So:

• mkufu mpya can mean a new necklace or the new necklace
• bangili ya dhahabu can mean a gold bracelet or the gold bracelet

The exact meaning depends on context.

The most natural reading is that it applies to the whole purchase: Mama bought both items for tomorrow’s celebration.

So the sentence is normally understood as:

• Mama bought a new necklace and a gold bracelet, both for tomorrow’s celebration.

If a speaker wanted to show that only one item was for the celebration, they would usually rephrase the sentence more clearly.

Some useful plurals are:

• mkufu → mikufu
• mkufu mpya → mikufu mipya
• bangili → bangili or sometimes treated with the same form in plural
• sherehe → sherehe

This is helpful because Swahili noun classes affect agreement. For example, mkufu mpya becomes mikufu mipya, showing the adjective changing to match the plural noun.