101 entries under stupid topic. ×

5
unthinking(adjective, dull, foolish, unreasonable)
5
unwise(adjective, weak, simple, wrong, wild)
4
batty(adjective, wild, silly, foolish)
4
ill-advised(dull, weak, simple, silly, foolish)
4
irresponsible(adjective, silly, foolish, fantastic)
3
doltish(adjective, dull, weak, simple, silly)
3
empty(adjective, simple, value, insignificant)
3
foolhardy(adjective, silly, foolish, fantastic)
3
futile(adjective, dull, simple, value, foolish)
3
half-baked(dull, simple, silly, foolish)
3
harebrained(adjective, weak, simple, knowledge, ability)
3
ignorant(adjective, foolish, absurd, impractical)
3
imprudent(adjective, weak, simple, severe, harsh)
3
invalid(adjective, wrong, foolish, crazy)
3
puerile(adjective, dull, silly, foolish)
3
thoughtless(adjective, silly, foolish, senseless)
3
unintelligent(adjective, dull, weak, simple, silly)
3
useless(adjective, value, insignificant, unimportant)
3
vacuous(adjective, simple, crazy, insignificant)
2
aimless(adjective, value, insignificant, unimportant)
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APASmart Define. (2015). nonsensical thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/nonsensical/thesaurus/synonyms
ChicagoSmart Define. 2015. "nonsensical thesaurus" https://smartdefine.org/nonsensical/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, nonsensical thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/nonsensical/thesaurus/synonyms>.
MLASmart Define. "nonsensical thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/nonsensical/thesaurus/synonyms>