moroninformal
SMART Vocabulary: related words and phrases Stupid and silly people
airhead
berk
birdbrain
blithering idiot
blockhead
dullard
dumb-ass
dummy
dunce
dunderhead
mutt
need
need your head examinedidiom
nimrod
nincompoop
simpleton
stupid
thicko
tosser
troglodyte
Related words
imbecilic
imbecility
imbecile | American Dictionary
imbecile
noun[ C ]
us/ˈɪm·bə·səl, -ˌsɪl/
a stupid person