/?s?m.p?l.t?n/apersonwithout theusualabilityto usereasonandunderstand智力低下者;傻子,蠢人SMART Vocabulary: related words and phrasesStupid and silly people
airhead
berk
birdbrain
blithering idiot
blockhead
dumb-ass
dummy
dunce
dunderhead
eejit
mutt
need
needyourhead examinedidiom
nimrod
nincompoop
thicko
tosser
troglodyte
turkey
twerp
See more results ?(Definition ofsimpletonfrom theCambridge Advanced Learner's Dictionary & Thesaurus? Cambridge University Press)#https://dictionary.cambridge.org//dictionary/english/simpleton##