It's pronounced "SWAH-wa".
Here are some other ways to say "OK" in Swahili, depending on the context:
* "Haya": This is more like "Alright" or "Okay, let's do it".
* "Ndio": This means "Yes", but it can also be used to mean "OK" in some situations.
* "Mzuri": This means "Good" or "Fine" and can be used to express agreement or acceptance.
The best way to choose the right phrase will depend on the specific situation and your relationship with the person you are speaking to.