189 entries under silly topic. ×

2
inexperienced(adjective, stupid, green, fat)
2
insignificant(adjective, slight, value, small)
2
nugatory(adjective, slight, value, small)
2
purportless(adjective, value, stupid, insignificant)
2
simple-minded(adjective, foolish, stupid, green)
2
slow(adjective, dull, simple, foolish)
2
thick(adjective, dull, simple, slow)
2
unimportant(adjective, slight, value, small)
2
unmeaning(adjective, value, stupid, insignificant)
2
weird(adjective, foolish, fantastic, unwise)
1
affected(adjective, soft, tender, sweet)
1
affectionate(adjective, soft, tender, sweet)
1
backward(adjective, foolish, stupid, vague)
1
balmy(foolish, stupid, fantastic, absurd)
1
banal(adjective, dull, weak, slight, small)
1
beyond all reason(expression, idiom, foolish, fantastic)
1
birdbrained(foolish, stupid, crazy, insane)
1
boneheaded(impractical, unintelligent, unaware, half-baked)
1
deficient(dull, foolish, stupid, unintelligent)
1
demented(simple, foolish, unsound, unwise)
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APASmart Define. (2015). inane thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/inane/thesaurus/synonyms
ChicagoSmart Define. 2015. "inane thesaurus" https://smartdefine.org/inane/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, inane thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/inane/thesaurus/synonyms>.
MLASmart Define. "inane thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/inane/thesaurus/synonyms>