28 entries under stupid topic. ×

5
slow(dull, silly, foolish, unintelligent)
3
thick-witted
3
unintelligent(adjective, dull, silly, foolish)
2
brainless(dull, silly, foolish, unintelligent)
2
dense(dull, silly, foolish, unintelligent)
2
empty-headed(silly, foolish)
2
idiotic(dull, silly, foolish, unintelligent)
2
silly
1
deficient(dull, silly, foolish, unintelligent)
1
doltish(dull, silly, foolish, unintelligent)
1
dumb(dull, silly, foolish, unintelligent)
1
foolish(dull, silly, unintelligent, witless)
1
half-witted(dull, silly, foolish, unintelligent)
1
imbecilic(dull, silly, foolish, unintelligent)
1
inane(dull, silly, foolish, unintelligent)
1
meaningless(dull, silly, foolish, unintelligent)
1
mindless(dull, silly, foolish, unintelligent)
1
moronic(dull, silly, foolish, unintelligent)
1
pointless(dull, silly, foolish, unintelligent)
1
senseless(dull, silly, foolish, unintelligent)
<12>
11 years ago|3.8k views|share |citing 
APASmart Define. (2015). thick-headed thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/thick-headed/thesaurus/synonyms
ChicagoSmart Define. 2015. "thick-headed thesaurus" https://smartdefine.org/thick-headed/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, thick-headed thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/thick-headed/thesaurus/synonyms>.
MLASmart Define. "thick-headed thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/thick-headed/thesaurus/synonyms>