General, lighthearted humor:
* C'est drôle. (pronounced "say drole") - This is the most common and direct translation of "it's funny."
* C'est amusant. (pronounced "say ah-mu-zahn") - This means "it's amusing" and has a slightly more formal tone.
For something you find particularly funny:
* C'est très drôle! (pronounced "say tray drole") - This emphasizes that it's very funny.
* C'est hilarant! (pronounced "say ee-lah-rahn") - This is a stronger word meaning "it's hilarious."
* J'ai beaucoup ri! (pronounced "jay bo-koo ree") - This means "I laughed a lot!"
If something is funny in a strange or ironic way:
* C'est bizarre. (pronounced "say bee-zar") - This means "it's strange" or "it's bizarre."
* C'est ironique. (pronounced "say ee-ro-neek") - This means "it's ironic."
The best way to choose the right phrase depends on the situation and the level of humor you want to convey.