1
lively
1
logical(obscure, illogical)
1
nimble
1
penetrative(careless, clumsy, unperceptive)
1
perspicacious
1
profound(adjective, open, light, thoughtful, intellectual)
1
prompt
1
quick-witted(adjective, smart)
1
rational(careless, illogical)
1
ready
1
reasonable(adjective, sharp, intelligent, senseless, irrational)
1
savvy(dull, rough)
1
scholar
1
skilful
1
skillful(adjective, awkward, incompetent)
1
spirited
1
strong
1
subtle
1
thoughtful(adjective, sharp, happy, careless, intelligent)
1
vigorous
10 years ago|3.6k views|share |citing 
APASmart Define. (2016). stupid thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/stupid/thesaurus/antonyms
ChicagoSmart Define. 2016. "stupid thesaurus" https://smartdefine.org/stupid/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, stupid thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/stupid/thesaurus/antonyms>.
MLASmart Define. "stupid thesaurus" 2 April 2016. Web. 26 September 2026. <https://smartdefine.org/stupid/thesaurus/antonyms>