78 entries under adjective topic. ×

21
silly(noun, person, light, simple)
10
zany(noun, crazy, funny, clown)
6
crazy(noun, light, silly, absurd)
6
foolish
6
stupid(noun, sap)
5
daft
5
droll(noun, light, amusing, clown)
5
fatuous
5
loony
4
brainless
4
dumb
4
idiotic
4
mad
4
nutty
4
sappy
4
wacky
3
anserine
3
asinine
3
insane
3
moronic
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APASmart Define. (2016). fool thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/fool/thesaurus/synonyms
ChicagoSmart Define. 2016. "fool thesaurus" https://smartdefine.org/fool/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, fool thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/fool/thesaurus/synonyms>.
MLASmart Define. "fool thesaurus" 28 March 2016. Web. 20 September 2026. <https://smartdefine.org/fool/thesaurus/synonyms>