257 entries under foolish topic. ×

20
ludicrous(adjective, dull, weak, simple, wild)
20
dense(adjective, dull, simple, ability, slow)
18
doltish(verb, adjective, dull, weak, simple)
18
brainless(adjective, dull, weak, simple, wrong)
18
irrational(adjective, weak, simple, careless, wild)
17
dim-witted(adjective, dull, simple, slow, silly)
15
goofy(adjective, strange, silly, senseless)
15
simple(adjective, dull, weak, slow, silly)
15
witless(adjective, dull, weak, simple, slow)
14
mad(adjective, weak, simple, wrong, wild)
14
pointless(adjective, dull, simple, flat, slow)
14
preposterous(adjective, weak, simple, wrong, wild)
14
daft(adjective, weak, simple, slow, wild)
13
mindless(adjective, dull, simple, wrong, slow)
13
feeble-minded(adjective, dull, simple, slow)
13
nutty(adjective, weak, simple, wrong, wild)
12
imbecile(noun, adjective, dull, simple, slow)
12
weak-minded(adjective, dull, simple, mind, slow)
11
unreasonable(adjective, weak, simple, wrong, careless)
10
bovine(adjective, dull, careless, heavy)
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APASmart Define. (2016). stupid thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/stupid/thesaurus/synonyms
ChicagoSmart Define. 2016. "stupid thesaurus" https://smartdefine.org/stupid/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, stupid thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/stupid/thesaurus/synonyms>.
MLASmart Define. "stupid thesaurus" 2 April 2016. Web. 24 September 2026. <https://smartdefine.org/stupid/thesaurus/synonyms>