Synonyms for intelligent

Adjective

1. intelligent (vs. unintelligent), agile, nimble, alert, apt, clever, brainy, brilliant, smart as a whip, bright, smart, incisive, keen, sharp, natural, born(predicate), innate(predicate), prehensile, scintillating, searching, trenchant, quick, ready, precocious, smart

usage: having the capacity for thought and reason especially to a high degree; "is there intelligent life in the universe?"; "an intelligent question"

2. intelligent, well-informed, sophisticated (vs. naive)

usage: possessing sound knowledge; "well-informed readers"

3. healthy, intelligent, levelheaded, sound, reasonable (vs. unreasonable), sensible

usage: exercising or showing good judgment; "healthy scepticism"; "a healthy fear of rattlesnakes"; "the healthy attitude of French laws"; "healthy relations between labor and management"; "an intelligent solution"; "a sound approach to the problem"; "sound advice"; "no sound explanation for his decision"

4. intelligent, reasoning(prenominal), thinking(prenominal), rational (vs. irrational)

usage: endowed with the capacity to reason