How do you say homophone in French?

The most direct translation of "homophone" in French is "homophone" itself. It's a loanword from English and is used in the same way.

However, you might also come across other less common terms:

* "Mot homophone" (literally "homophone word")

* "Paronyme" (although this term usually refers to words with similar meanings but different sounds)

Ultimately, "homophone" is the most accurate and commonly used translation.