Dimwits, noun plural of dimwit. Synonyms in the same form.
Nitwit
nitwits, half-wits, idiots, dolts, nincompoops, dullards, fools, ninnies, dunces, donkeys, mutts, noddies, dopes, halfwits, addle-brains, musclebrains, morons, twits, clods, dummies, changelings
Other
pin-heads, dumb-bells, jack-asses, lack-wits, obliviots
All synonyms for dimwit →