Русский ⇄ Английский Французский +

с дураками шутить опасно ударения
посл.	jest with an ass and he will flap you in the face with his tail
с дураком шутить опасно
посл.	jest with an ass and he will slap you in the face with his tail; jest with an ass and he will flap you in the face with his tail