Wesh

French slang used as a greeting when you meet someone that can be used at any moment of the day. The word is considered low to middle class and was mainly used by immigrants from Africa but it has since become mainstream.

Wesh mon gars bien ou quoi?

zinzin

French slang, synonym of "fou" which means crazy, insane

"T'as vu ce qu'il a fait ? C'est un truc de zinzin"