* Na: This is the most common and general way to say "and." It can be used in most situations.
* Nayo: This is used when you are referring to something that has already been mentioned. It's similar to "and it" or "and also."
* Naye: This is used when you are referring to a person who has already been mentioned. It's similar to "and he/she" or "and him/her."
* Nawe: This is used when you are referring to someone who is being addressed directly. It's similar to "and you."
Examples:
* Na: "Mimi napenda kula matunda na mboga." (I like to eat fruits and vegetables.)
* Nayo: "Nimepata simu mpya, nayo ni nzuri sana." (I got a new phone, and it is very beautiful.)
* Naye: "Nilienda kwenye duka na marafiki zangu, naye alikuwa pale." (I went to the store with my friends, and he/she was there.)
* Nawe: "Nataka kwenda kwenye sinema, nawe unataka kwenda?" (I want to go to the movies, do you want to go?)
The best way to choose the correct word for "and" in Swahili is to consider the context of the sentence and the specific meaning you want to convey.