69 entries under foolish topic. ×

7
moronic(adjective, weak, simple, silly)
6
inane
6
nonsensical(adjective, weak, simple, silly)
6
preposterous(adjective, weak, simple, silly)
6
ridiculous(adjective, weak, simple, strange, silly)
6
stupid(adjective, weak, simple, silly)
5
dumb
5
senseless(adjective, weak, simple, silly)
4
brainless(adjective, weak, simple, silly)
4
dim-witted
4
doltish(adjective, weak, simple, silly)
4
fantastic(weak, simple, silly, thoughtless)
4
irrational(adjective, weak, simple, silly)
4
ludicrous(adjective, weak, simple, silly)
4
witless(adjective, weak, simple, silly)
3
blockheaded
3
crackpot
3
dopey
3
half-witted(adjective, weak, simple, silly)
3
simple(adjective, weak, silly, thoughtless)
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APASmart Define. (2015). dotty thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/dotty/thesaurus/synonyms
ChicagoSmart Define. 2015. "dotty thesaurus" https://smartdefine.org/dotty/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, dotty thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/dotty/thesaurus/synonyms>.
MLASmart Define. "dotty thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/dotty/thesaurus/synonyms>