Terms for subject Informal containing Stupid

English	French
he was born stupid!	il est bête, c'est de naissance!
he's not stupid!	pas folle, la guêpe!
she's not stupid!	pas folle, la guêpe!
they don't come any more stupid than you!	tu bats tous les records d'idiotie!
you'd be hard put to be more stupid than him!	plus bête que lui, tu meurs!
you're stupid!	t'es bête!