Dai la bima lina fomu ya madai.

A helpful literal breakdown is:

• dai = claim
• la = of / linker agreeing with dai
• bima = insurance
• lina = it has
• fomu = form
• ya = of / linker agreeing with fomu
• madai = claims

So the structure is roughly:

claim of insurance has form of claims

Natural English then becomes something like An insurance claim has a claim form.

Because the connector la / ya / wa / za and similar forms agree with the first noun in the phrase, not the second one.

Here, the first noun is dai, and dai is a class 5 singular noun. Class 5 uses la in this kind of X of Y structure.

So:

• dai la bima = insurance claim

If the head noun were different, the linker would change too.

Lina means it has.

It is made of:

• li- = the subject marker for a class 5 noun
• -na = the have / with element

Since dai is a class 5 noun, Swahili uses li- to refer back to it:

• dai ... lina ... = the claim ... has ...

So lina agrees with dai.

Dai is generally treated as a class 5 noun. Its plural is madai, which is class 6.

This matters because noun class affects agreement throughout the sentence:

• dai la bima lina ...
• madai ya bima yana ...

Notice the changes:

• la → ya
• lina → yana

So Swahili grammar is not just about the noun itself; the noun class also controls nearby grammar words.

Because they are related forms:

• dai = singular, claim
• madai = plural, claims

In this sentence:

• dai la bima is the main subject: insurance claim
• fomu ya madai is a noun phrase meaning claim form

Literally, fomu ya madai is close to form of claims. Swahili often uses this kind of structure where English would use a compact noun+noun phrase like claim form.

So even though English uses claim in the singular there, Swahili naturally uses madai in this expression.

Yes, that is a good literal understanding.

• fomu = form
• ya = of
• madai = claims

So literally it is form of claims or claims form.

But the most natural English translation is claim form. This is a very common difference between English and Swahili:

• English often uses noun + noun compounds
• Swahili often uses noun + connector + noun

So fomu ya madai is a normal Swahili way to express what English calls a claim form.

Swahili usually does not use articles like a, an, or the.

That means a word like dai can mean:

• a claim
• the claim

depending on context.

The same is true for fomu:

• a form
• the form

So learners should not expect Swahili to mark definiteness the way English does.

A plural version could be:

Madai ya bima yana fomu za madai.

That means something like Insurance claims have claim forms.

Here is what changed:

• dai → madai
• la bima → ya bima
• lina → yana
• fomu ya madai → fomu za madai if you mean multiple forms

One useful point: fomu is a loanword and often stays fomu in both singular and plural, while the agreement word changes:

• singular: fomu ya ...
• plural: fomu za ...