Synonyms|43Antonyms|37|Broader|0Narrower|0Related|984
4
clever
1
intelligent(adjective, mind, behavior, idiotism)
0
alert
0
astute
0
brainy
0
bright
0
bright blue
0
brilliant
0
canny
0
clear-eyed
0
clear-sighted
0
discerning
0
exceptional
0
fast
0
hard-boiled
0
hardheaded
0
heady
0
hyperintelligent
0
insightful
0
keen
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APASmart Define. (2015). knuckleheaded thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/knuckleheaded/thesaurus/antonyms
ChicagoSmart Define. 2015. "knuckleheaded thesaurus" https://smartdefine.org/knuckleheaded/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, knuckleheaded thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/knuckleheaded/thesaurus/antonyms>.
MLASmart Define. "knuckleheaded thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/knuckleheaded/thesaurus/antonyms>