40 entries under thick topic. ×

3
dense(adjective, dull, simple, slow, silly)
3
illiterate(adjective, silly, stupid, green, fat)
3
simple-minded(adjective, simple, slow, silly, stupid)
3
slow(adjective, dull, simple, silly, foolish)
3
soft(adjective, silly, stupid, green, fat)
3
stolid(adjective, dull, simple, slow, foolish)
3
uneducated(adjective, silly, stupid, green, fat)
2
credulous(adjective, silly, stupid, green, fat)
2
dazed(adjective, dull, simple, slow, stupid)
2
nitwitted(adjective, simple, silly, foolish, stupid)
2
shallow(adjective, simple, slow, silly, stupid)
1
backward(adjective, simple, slow, silly, stupid)
1
gullible(adjective, dull, simple, slow, silly)
1
sluggish(adjective, dull, simple, slow, stupid)
0
deficient(adjective, dull, simple, slow, foolish)
0
fat(adjective, silly, stupid, green)
0
feeble(adjective, silly, stupid, green, fat)
0
inexperienced(adjective, silly, stupid, green, fat)
0
inexpert(adjective, silly, stupid, green, fat)
0
soft-headed(adjective, silly, stupid, green, fat)
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APASmart Define. (2016). brainless thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/brainless/thesaurus/synonyms
ChicagoSmart Define. 2016. "brainless thesaurus" https://smartdefine.org/brainless/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, brainless thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/brainless/thesaurus/synonyms>.
MLASmart Define. "brainless thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/brainless/thesaurus/synonyms>