Synonyms|289Antonyms|24|Broader|11Narrower|66Related|105
1
charlie
1
chowderhead
1
chuckle-head(noun, fool)
1
clodhopper
1
clodpoll
1
congenital idiot
1
coot
1
crackpot(noun, fool)
1
cuckoo
1
defective
1
ding-a-ling
1
dodo
1
dork
1
dullhead
1
dumb ox(expression, simple, fool, innocent, jerk)
1
easy mark(expression, simple, fool, innocent, jerk)
1
fair game(expression, simple, fool, innocent, jerk)
1
fall guy(expression, sucker, boob, chump)
1
featherhead
1
flake
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ChicagoSmart Define. 2016. "simpleton thesaurus" https://smartdefine.org/simpleton/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, simpleton thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/simpleton/thesaurus/synonyms>.
MLASmart Define. "simpleton thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/simpleton/thesaurus/synonyms>