Formal:
* Il aime: This is the most common and formal way to say "he likes".
Informal:
* Il kiffe: This is a more informal and slangy way to say "he likes" and implies a strong liking or appreciation.
* Il adore: This means "he adores" and is a stronger expression of liking than "aime".
* Il a un faible pour: This literally translates to "he has a weakness for" and implies a specific liking or fondness for something.
Example:
* Il aime le chocolat. (He likes chocolate.) - Formal
* Il kiffe le hip-hop. (He loves hip-hop.) - Informal
* Il adore le jazz. (He adores jazz.) - Informal
* Il a un faible pour les voitures anciennes. (He has a weakness for vintage cars.) - Informal
The best way to say "he likes" will depend on the situation and the level of formality you want to use.