Tusipopata kibanio cha nguo, tutaziacha nguo kwenye beseni leo.

It is made of several pieces:

• tu- = we
• -si- = a negative marker
• -po- = an if/when marker in this kind of clause
• -pata = get / find

So tusipopata means if we do not get/find.

A very natural English gloss is:

• if we don't get
• or if we don't find

depending on context.

No. You do not need kama here.

The if idea is already built into tusipopata through -po- in this negative conditional form. So:

• Tusipopata ... = If we don't get/find ...

You may sometimes hear kama in other conditional sentences, but in this sentence it is unnecessary.

Literally, it is something like:

• kibanio = a clip, peg, fastener
• cha nguo = of clothes / for clothes

So kibanio cha nguo is literally a clothes clip/peg, which is why it is understood as a clothespin / clothes peg.

Because cha must agree with kibanio, not with nguo.

• kibanio belongs to noun class 7
• the connector for that class is cha

So:

• kibanio cha nguo = clothespin / clothes peg

If the first noun changed, the connector would change too. For example:

• vibanio vya nguo = clothespins / clothes pegs

So the connector follows the class of the first noun.

It breaks down like this:

• tu- = we
• -ta- = future
• -zi- = them (referring to nguo)
• -acha = leave

So tutaziacha means we will leave them.

In this sentence, them refers to nguo.

That is normal in Swahili.

The object marker -zi- already points to nguo, but the full noun can still be stated for clarity or emphasis:

• tutaziacha = we will leave them
• tutaziacha nguo = we will leave the clothes

So Swahili often uses both:

• the object marker in the verb
• and the noun itself

This is not redundant in a bad way; it is a common and natural pattern.

Because nguo takes class 10 agreement in this sentence, and the object marker for that class is -zi-.

So:

• nguo → zi-

That is why the verb is:

• tutaziacha = we will leave them

The -zi- is agreeing with nguo.

Here it is best understood as clothes.

A useful thing to know is that nguo often behaves like a plural or collective noun in everyday use, and its form does not change the way English nouns usually do. So context and agreement help you.

In this sentence, the agreement marker -zi- strongly supports the idea of clothes rather than a single item.

• beseni = basin, washing basin, tub
• kwenye = in / on / at, depending on context

Here kwenye beseni means in the basin.

So the phrase tells you where the clothes will be left.

Also, beseni is a very common everyday word in Swahili, especially for a plastic washing basin.

Leo means today.

At the end of this sentence, it modifies the main action:

• tutaziacha nguo kwenye beseni leo = we will leave the clothes in the basin today

Putting leo at the end is very natural. Swahili allows some flexibility with time words, so you could also move it for emphasis, but this placement is completely normal.

The plural is:

• vibanio vya nguo

Here is the change:

• kibanio → vibanio
• cha → vya

So:

• kibanio cha nguo = a clothespin / clothes peg
• vibanio vya nguo = clothespins / clothes pegs