Synonyms|341Antonyms|18|Broader|3Narrower|6Related|32

126 entries under foolish topic. ×

3
thick-witted(adjective, stupid, crazy, insane)
3
thoughtless(adjective, silly, stupid, senseless)
3
tomfool(adjective, knowledge, ability)
3
weak(adjective, simple, silly, thoughtless)
3
zany(adjective, weak, simple, knowledge, ability)
2
backward(adjective, simple, slow, stupid)
2
fantastic(adjective, weak, simple, silly)
2
harebrained(adjective, weak, simple, knowledge, ability)
2
imprudent(adjective, weak, simple, silly)
2
irresponsible(adjective, stupid, impractical, half-baked)
2
loopy(adjective, knowledge, ability, informal)
2
meaningless(adjective, dull, simple, slow, silly)
2
pointless(adjective, dull, simple, slow, silly)
2
scatterbrained(adjective, simple, slow, silly)
2
softheaded(adjective, knowledge, ability)
2
unearthly(adjective, knowledge, ability)
2
unwise(adjective, weak, simple, silly)
1
birdbrained(adjective, crazy, innocent, vague)
1
bone-headed
1
chuckle-headed
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ChicagoSmart Define. 2015. "imbecilic thesaurus" https://smartdefine.org/imbecilic/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, imbecilic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/imbecilic/thesaurus/synonyms>.
MLASmart Define. "imbecilic thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/imbecilic/thesaurus/synonyms>