45 entries under unintelligent topic. ×

6
mad(adjective, silly, foolish, unwise)
4
shallow(adjective, ignorant, unimportance)
3
absurd(adjective, silly, foolish, stupid, fantastic)
3
laughable(adjective, dull, silly, absurd)
3
trifling(adjective, slight, poor, silly, trivial)
2
illogical(adjective, poor, silly, stupid, absurd)
2
simple(dull, slight, silly, trivial)
1
birdbrained(silly, impractical, unaware, half-baked)
1
brainless(dull, silly, stupid, absurd)
1
dense(dull, silly, unaware, witless)
1
doltish(dull, careless, stupid, unthinking)
1
dull(careless, silly, stupid, unthinking)
1
futile(dull, silly, absurd, witless)
1
ill-advised(dull, careless, stupid, unthinking)
1
imbecilic(adjective, dull, silly, absurd, impractical)
1
indiscreet(dull, impractical, half-baked, doomed)
1
insensate(dull, silly, unaware, witless)
1
lamebrained(careless, silly, stupid, unthinking)
1
mindless(dull, careless, silly, stupid, absurd)
1
moronic(dull, silly, impractical, unaware)
<123>
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APASmart Define. (2015). puerile thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/puerile/thesaurus/synonyms
ChicagoSmart Define. 2015. "puerile thesaurus" https://smartdefine.org/puerile/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, puerile thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/puerile/thesaurus/synonyms>.
MLASmart Define. "puerile thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/puerile/thesaurus/synonyms>