96 entries under stupid topic. ×

2
not bright(expression, adjective, simple, slow)
2
simpleminded(dull, silly, foolish, unintelligent)
2
thick-witted
2
unreflective(careless, unthinking, obtuse, unperceptive)
2
vacuous(adjective, dull, simple, slow, careless)
1
backward(adjective, simple, slow, silly, foolish)
1
bovine(adjective, careless, vulgar, thoughtless)
1
careless(adjective, silly, foolish, thoughtless)
1
gullible(adjective, dull, simple, slow, silly)
1
illiterate(adjective, silly, innocent, green)
1
inattentive(adjective, careless, silly, foolish)
1
inexperienced(adjective, silly, innocent, green)
1
lamebrained(careless, silly, unthinking, unintelligent)
1
meaningless(dull, silly, foolish, senseless)
1
neglectful(adjective, careless, silly, foolish)
1
numskulled(adjective, simple, slow, boring)
1
puerile(dull, careless, silly, unthinking)
1
sluggish(adjective, dull, simple, slow)
1
thick-headed(dull, silly, foolish, unintelligent)
1
uneducated(adjective, silly, innocent, green)
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APASmart Define. (2015). witless thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/witless/thesaurus/synonyms
ChicagoSmart Define. 2015. "witless thesaurus" https://smartdefine.org/witless/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, witless thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/witless/thesaurus/synonyms>.
MLASmart Define. "witless thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/witless/thesaurus/synonyms>