nincompoop Synonyms

poop ninny twerp boob dope nerd airhead birdbrain witling twit turkey tomfool thickhead simpleton knucklehead bonehead lamebrain numbskull halfwit dipstick charlie schmuck dimwit nitwit goon goofball pinhead dumbbell goof oaf numskull dunderhead dunce dummy dullard donkey dolt dodo deadhead cretin clod chump blockhead fathead fool half-wit noodle noddy nit mooncalf