connard

/kɔ.naʁ/
1.
nounmasculineSing

asshole; jerk; bastard — a vulgar insult used to express contempt for a (usually male) person, implying stupidity, malice or selfishness

Il m'a coupé la route sans mettre son clignotant, quel connard !

He cut me off without signaling — what an asshole!

Synonyms:con, salaud, abruti, crétin