63 entries under simple topic. ×

10
brainless(adjective, weak, silly, foolish)
10
nutty(adjective, weak, silly, foolish)
9
insane(adjective, weak, silly, foolish)
9
loony(adjective, weak, careless, silly)
8
doltish(adjective, weak, silly, foolish)
8
meaningless(adjective, silly, foolish, stupid)
8
pointless(adjective, silly, foolish, stupid)
8
unreasonable(adjective, weak, silly, foolish)
8
wacky(adjective, weak, silly, foolish)
7
dippy(adjective, weak, silly, foolish)
7
dotty(adjective, weak, silly, foolish)
7
imbecile(adjective, dull, silly, foolish)
6
daffy(adjective, weak, silly, foolish)
6
unwise(adjective, weak, silly, foolish)
5
dull(adjective, silly, foolish, stupid)
5
half-witted(adjective, weak, silly, foolish)
5
illogical(adjective, silly, stupid, insignificant)
3
half-baked(weak, careless, silly, foolish)
3
ignorant(adjective, silly, foolish, stupid)
3
unintelligent(adjective, weak, silly, foolish)
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APASmart Define. (2015). asinine thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/asinine/thesaurus/synonyms
ChicagoSmart Define. 2015. "asinine thesaurus" https://smartdefine.org/asinine/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, asinine thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/asinine/thesaurus/synonyms>.
MLASmart Define. "asinine thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/asinine/thesaurus/synonyms>