Synonyms|520Antonyms|144|Broader|0Narrower|1Related|1.3k
33
half-assed
7
goofy(adjective, smart)
6
fatuous
4
visceral
4
dense(adjective, soft, easy, slow, stupid)
3
daft(adjective, bright, stupid, crazy)
3
dopey(adjective, smart, stupid)
3
jejune
3
unintelligent
2
asinine
2
brainless
2
dim
2
dull
2
harebrained
2
idiotic(adjective, reasonable, smart, stupid)
2
imbecile(adjective, smart, foolish, stupid)
2
nutty
2
obtuse
2
opaque
2
slow
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ChicagoSmart Define. 2016. "brainy thesaurus" https://smartdefine.org/brainy/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, brainy thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/brainy/thesaurus/antonyms>.
MLASmart Define. "brainy thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/brainy/thesaurus/antonyms>