Synonyms|552Antonyms|100|Broader|5Narrower|0Related|576

149 entries under silly topic. ×

1
freaked out(expression, foolish, unwise)
1
fruity(foolish, unwise)
1
half-witted(dull, weak, simple, foolish)
1
harebrained(weak, simple, foolish, stupid)
1
ill-conceived(foolish, fantastic, unwise, impractical)
1
ill-considered(weak, simple, foolish, thoughtless)
1
ill-judged(impractical, half-baked, doomed, flippant)
1
impracticable(foolish, fantastic, unwise, impractical)
1
incautious(weak, simple, foolish, thoughtless)
1
indiscreet(dull, weak, simple, foolish)
1
injudicious(weak, simple, foolish, thoughtless)
1
insensate(dull, unintelligent, unaware, witless)
1
jerky(light, weak, simple, foolish)
1
moonstruck(foolish, unwise)
1
nerdy(weak, simple, foolish, thoughtless)
1
of unsound mind(expression, idiom, foolish, fantastic)
1
out of all reason(expression, idiom, foolish, fantastic)
1
out to lunch(expression, idiom, dull, foolish)
1
quixotic(foolish, fantastic, unwise, impractical)
1
reckless(adjective, stupid, thoughtless, excessive)
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APASmart Define. (2015). ludicrous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/ludicrous/thesaurus/synonyms
ChicagoSmart Define. 2015. "ludicrous thesaurus" https://smartdefine.org/ludicrous/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, ludicrous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/ludicrous/thesaurus/synonyms>.
MLASmart Define. "ludicrous thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/ludicrous/thesaurus/synonyms>