48 entries under dull topic. ×

18
foolish(adjective, silly, stupid, fantastic)
9
trivial(adjective, slight, poor, silly)
6
inane(adjective, silly, foolish, stupid)
6
naive(adjective, raw, green, inexperienced)
4
stupid(adjective, careless, silly, foolish)
3
laughable(adjective, silly, absurd, unintelligent)
3
ludicrous(adjective, silly, foolish, stupid)
3
nonsensical(adjective, silly, foolish, stupid)
3
senseless(adjective, silly, foolish, stupid)
2
simple(slight, silly, trivial, unintelligent)
1
brainless(silly, stupid, absurd, unintelligent)
1
dense(silly, unintelligent, unaware, witless)
1
doltish(careless, stupid, unthinking, unintelligent)
1
futile(silly, absurd, unintelligent, witless)
1
half-baked(slight, silly, foolish, fantastic)
1
idiotic(adjective, silly, foolish, fantastic)
1
ill-advised(careless, stupid, unthinking, unintelligent)
1
imbecilic(adjective, silly, absurd, impractical)
1
indiscreet(impractical, unintelligent, half-baked, doomed)
1
insensate(silly, unintelligent, unaware, witless)
<123>
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APASmart Define. (2015). puerile thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/puerile/thesaurus/synonyms
ChicagoSmart Define. 2015. "puerile thesaurus" https://smartdefine.org/puerile/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, puerile thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/puerile/thesaurus/synonyms>.
MLASmart Define. "puerile thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/puerile/thesaurus/synonyms>