52 entries under stupid topic. ×

26
irrational(adjective, wrong, reason, false, silly)
25
unreasonable(adjective, wrong, reason, poor, false)
21
absurd(adjective, wrong, wild, strange, silly)
17
unsound(adjective, correct, wrong, false, silly)
15
incongruous(adjective, false, strange, silly, sense)
15
senseless(adjective, wrong, silly, foolish, sense)
15
silly(adjective, wrong, foolish, crazy)
13
incoherent(adjective, wrong, strange, foolish)
13
mad(adjective, wrong, false, silly, foolish)
13
inconsistent(adjective, simple, strange, silly, sense)
11
fatuous(adjective, simple, silly, sense)
11
preposterous(adjective, strange, sense, unreasonable)
11
ridiculous(adjective, wrong, silly, foolish)
10
foolish(adjective, wrong, silly, crazy)
8
crazy(adjective, wrong, silly, foolish)
8
ludicrous(adjective, silly, foolish, crazy)
8
meaningless(adjective, simple, silly, sense)
8
nonsensical(adjective, wrong, silly, foolish)
7
idiotic(adjective, silly, foolish, insignificant)
6
brainless(adjective, foolish, unreasonable, thoughtless)
<123>
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APASmart Define. (2015). illogical thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/illogical/thesaurus/synonyms
ChicagoSmart Define. 2015. "illogical thesaurus" https://smartdefine.org/illogical/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, illogical thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/illogical/thesaurus/synonyms>.
MLASmart Define. "illogical thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/illogical/thesaurus/synonyms>