5
numskull(noun, simple, fool, innocent, jerk)
5
preposterous
5
simple-minded(adjective, dull, simple, slow, silly)
5
stupid person(expression, idiom, moron)
4
asshole
4
changeling
4
chump(noun, fool, brute, sucker, boob)
4
cockeyed
4
daffy(foolish, crazy, insane)
4
feeble(adjective, weak, silly, stupid, green)
4
half-witted(adjective, dull, simple, slow, silly)
4
insane(foolish, crazy)
4
natural
4
numbskull(noun, dull, simple, limited, dolt)
4
pinhead(noun, person, dull, simple, fool)
4
thick(adjective, dull, simple, silly, foolish)
4
turkey(noun, simple, slang, ability, fool)
4
unintelligent(adjective, dull, simple, silly, foolish)
3
babbling
3
batty(foolish, crazy, insane)
11 years ago|21k views|share |citing 
APASmart Define. (2015). imbecile thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/imbecile/thesaurus/synonyms
ChicagoSmart Define. 2015. "imbecile thesaurus" https://smartdefine.org/imbecile/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, imbecile thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/imbecile/thesaurus/synonyms>.
MLASmart Define. "imbecile thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/imbecile/thesaurus/synonyms>