280 entries under noun topic. ×

8
dullard(idiot, dolt, ignoramus)
8
dumbbell(stupid, sap, imbecile)
8
easy mark(expression, feature, person, mark)
8
gudgeon(feature, slang, wise, dupe)
7
fair game(expression, person, simple, stupid)
7
banter(verb, bother, play, mock)
7
loon(person, simple, stupid, innocent)
7
motley fool(expression, idiom, humorist)
7
wag(person, clown, comic, mime)
6
crazy(adjective, light, silly, absurd)
6
donkey(incompetent, butcher, idiot)
6
half-wit
6
illiterate(person, simple, stupid, innocent)
6
laughingstock(mark, subject, dupe, butt)
6
ninny-hammer
6
pinhead(person, dummy)
6
saphead
6
stupid(adjective, sap)
6
twerp(person, simple, prompt, stupid)
5
booby
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APASmart Define. (2016). fool thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/fool/thesaurus/synonyms
ChicagoSmart Define. 2016. "fool thesaurus" https://smartdefine.org/fool/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, fool thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/fool/thesaurus/synonyms>.
MLASmart Define. "fool thesaurus" 28 March 2016. Web. 25 September 2026. <https://smartdefine.org/fool/thesaurus/synonyms>