Boeotian
ass
block
blockhead
clod
clown
dimwit
dolt
donkey
dope
dullard
dumb cluck
dumbbell
dummy
dunce
dunderhead
fool
fop
gowk
idiot
imbecile
jackass
jerk
jobbernowl
lackwit
lamebrain
lightweight
looby
loon
niais
ninny
ninnyhammer
nitwit
noddy
put
simpleton
stupid
thickwit
tomfool
witling
simple
bimbos
bungler
empath
half-wit
harlequinade
ignoramus
monomaniac
ornithopod
poltroon
ravening
shyster
soundbite
touranian
wresting