70 entries under unintelligent topic. ×

4
mindless(adjective, dull, simple, silly, foolish)
3
brainless(adjective, dull, simple, slow, silly)
3
numskulled(adjective, dull, simple, slow, stupid)
3
simple-minded(adjective, dull, simple, slow, silly)
3
vacuous(adjective, dull, simple, slow, stupid)
3
witless(adjective, dull, simple, slow, silly)
2
besotted(adjective, dull, simple, slow, stupid)
2
daffy(adjective, simple, slow, stupid, boring)
2
daft(adjective, simple, slow, silly, foolish)
2
idiotic(adjective, dull, simple, slow, silly)
2
imbecile(adjective, dull, simple, silly, stupid)
2
inane(adjective, dull, simple, slow, silly)
2
senseless(adjective, dull, simple, slow, silly)
2
stupefied(adjective, dull, witless)
2
thick-headed(dull, silly, foolish, stupid)
2
wearisome(adjective, simple, slow, stupid, boring)
1
addled(adjective, simple, slow, stupid, boring)
1
deficient(dull, silly, foolish, stupid)
1
dummy(adjective, dull, witless)
1
feeble-minded(adjective, dull, simple, slow, stupid)
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APASmart Define. (2015). dense thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/dense/thesaurus/synonyms
ChicagoSmart Define. 2015. "dense thesaurus" https://smartdefine.org/dense/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, dense thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/dense/thesaurus/synonyms>.
MLASmart Define. "dense thesaurus" 17 July 2015. Web. 28 September 2026. <https://smartdefine.org/dense/thesaurus/synonyms>