1. And: This is the most common meaning of "na". It is used to connect words, phrases, or clauses, similar to the English word "and".
* Example: "Mimi na wewe" (Me and you)
2. With: "Na" can also be used to indicate accompaniment or possession.
* Example: "Kitabu na kalamu" (The book with the pen)
3. By: "Na" can be used to indicate the agent of an action.
* Example: "Nyumba ilijengwa na baba" (The house was built by father)
4. In: "Na" can indicate location, especially with time expressions.
* Example: "Nimekutana nawe saa mbili" (I met you at two o'clock)
5. At: "Na" can indicate a specific point in time.
* Example: "Nimekuja na gari" (I came by car)
6. As: "Na" can be used to compare or contrast.
* Example: "Huyu ni mdogo na yule" (This one is small compared to that one)
It's important to note that the specific meaning of "na" will depend on the context of the sentence.