bastardly

his bastardly behavior shocked everyone at the party.

she found his bastardly remarks utterly unacceptable.

it was a bastardly trick to play on your friends.

the villain's bastardly plan was foiled by the hero.

many considered his actions to be bastardly and cruel.

she couldn't believe he would stoop to such a bastardly level.

his bastardly attitude made it hard for anyone to work with him.

it's a bastardly world out there, so be careful.

they exposed his bastardly schemes to the public.

her bastardly comments hurt many people's feelings.