134 entries under silly topic. ×

2
ill-considered(weak, simple, foolish, thoughtless)
2
impossible(adjective, ridiculous, absurd, impractical)
2
indiscreet(dull, weak, simple, foolish)
2
injudicious(weak, simple, foolish, unreasonable)
2
insignificant(adjective, value, stupid, unimportant)
2
kooky(adjective, weak, simple, foolish)
2
potty(foolish, unwise)
2
purportless(adjective, value, stupid, insignificant)
2
unrealistic(adjective, wild, strange, foolish)
1
beyond all reason(expression, idiom, foolish, fantastic)
1
blue sky(expression, impractical, unlikely, unreal)
1
bonkers(adjective, foolish, crazy, mad)
1
doublespeak(adjective, value, stupid, insignificant)
1
erratic(foolish, stupid, senseless, irrational)
1
feebleminded(weak, simple, foolish, thoughtless)
1
flaky(adjective, wrong, wild, foolish)
1
freaked out(expression, foolish, crazy, mad)
1
freaky(strange, foolish, stupid, unreasonable)
1
gone(impractical, unlikely, unreal, idealistic)
1
ill-conceived(foolish, fantastic, unwise, impractical)
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APASmart Define. (2015). nonsensical thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/nonsensical/thesaurus/synonyms
ChicagoSmart Define. 2015. "nonsensical thesaurus" https://smartdefine.org/nonsensical/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, nonsensical thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/nonsensical/thesaurus/synonyms>.
MLASmart Define. "nonsensical thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/nonsensical/thesaurus/synonyms>