Nitwits, noun plural of nitwit. Synonyms in the same form.
Dimwit
dimwits, nincompoops, dolts, half-wits, twits, dullards, ninnies, fools, dunces, dopes, donkeys, noddies, halfwits, gumps, morons, dummies, boobies, gowks, doofuses
Block head
pin-heads
Other
dumb-bells, jack-asses, lack-wits
All synonyms for nitwit →