How do you say my sweetheart in Swahili?

There isn't one perfect direct translation for "my sweetheart" in Swahili, as it depends on the context and the level of formality you want. Here are a few options:

Formal:

* Mpenzi wangu: This is the most common and general term for "my love" or "my sweetheart." It's used in both romantic and platonic contexts.

Informal/Romantic:

* Mpenzi: Similar to "Mpenzi wangu" but less formal.

* Upendo wangu: This translates to "my love" and can be used for romantic relationships.

* Moyo wangu: Literally "my heart," used affectionately in romantic relationships.

Other Options:

* Nuru ya macho yangu: "The light of my eyes," a very affectionate term.

* Kipepeo wangu: "My butterfly," used to express love and tenderness.

Important Note: The most appropriate way to address your sweetheart in Swahili depends on your relationship with them and the context of the conversation.