196 entries under intelligent topic. ×

7
brainy(adjective, understanding, smooth, reasonable, sharp)
7
dexterous(adjective, smart, sensitive, competent)
7
nimble(adjective, sharp, smart, bright, intense)
7
penetrative(adjective, understanding, sharp, smart, bright)
6
alive(adjective, smart, bright, alert)
6
aware(adjective, understanding, sharp, smart, sensible)
6
exacting(adjective, severe, sensitive, shrewd)
6
powerful(adjective, strong, sharp, smart, intense)
6
resourceful(adjective, clear, tough, severe, sharp)
6
sprightly(adjective, good, clear, strong, pleasant)
5
gifted(adjective, smart, bright, competent)
5
interested(adjective, strong, warm, intense, passionate)
5
nimble-witted(adjective, smart, clever, skillful)
5
on the ball(expression, adjective, idiom, smooth, sharp)
5
precise(adjective, understanding, severe, sharp, obscure)
5
subtle(adjective, smooth, sharp, obscure, bright)
5
wide-awake(adjective, sharp, smart, anxious, alert)
5
witty(adjective, good, sharp, smart, bright)
4
able(adjective, smart, bright, capacity)
4
facetious(smart, funny, clever, joyful)
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APASmart Define. (2016). keen thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/keen/thesaurus/synonyms
ChicagoSmart Define. 2016. "keen thesaurus" https://smartdefine.org/keen/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, keen thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/keen/thesaurus/synonyms>.
MLASmart Define. "keen thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/keen/thesaurus/synonyms>