60 entries under stupid topic. ×

5
moronic(adjective, weak, simple, slow, silly)
5
sappy(adjective, strange, silly, senseless)
4
dumb(adjective, simple, slow, silly, foolish)
4
inane(adjective, simple, silly, foolish)
4
preposterous(adjective, weak, simple, strange, foolish)
3
dull(adjective, foolish, crazy, sluggish)
3
harebrained(adjective, weak, simple, silly, foolish)
3
imbecilic(adjective, weak, simple, slow, silly)
3
ludicrous(adjective, weak, simple, strange, foolish)
2
addled(adjective, simple, slow, boring)
2
besotted(adjective, simple, slow, boring)
2
cockamamie(adjective, weak, simple, slang, silly)
2
dense(adjective, simple, slow, boring)
2
half-baked(adjective, weak, simple, slow, silly)
2
hilarious(adjective, pleasant, bright, happy)
2
irrational(adjective, weak, simple, silly, foolish)
2
simple(adjective, weak, slow, silly, foolish)
2
unintelligent(adjective, weak, simple, slow, silly)
2
unreasonable(adjective, weak, simple, strange, foolish)
2
vacuous(adjective, simple, slow, boring)
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APASmart Define. (2015). daffy thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/daffy/thesaurus/synonyms
ChicagoSmart Define. 2015. "daffy thesaurus" https://smartdefine.org/daffy/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, daffy thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/daffy/thesaurus/synonyms>.
MLASmart Define. "daffy thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/daffy/thesaurus/synonyms>