ninnyold-fashionedinformal

SMART Vocabulary: related words and phrases

Stupid and silly people
airhead
berk
birdbrain
blithering idiot
blockhead
dullard
dumb-ass
dummy
dunce
dunderhead
muppet
mutt
need
need your head examinedidiom
nimrod
simpleton
stupid
thicko
tosser
troglodyte

nincompoop | American Dictionary

nincompoop
noun[ C ]
 infmlus/ˈnɪŋ·kəmˌpup/
a foolish or stupid person