Synonyms of perspicacious in English:

perspicacious


See definition of perspicacious

adjective

1‘his more perspicacious advisers recommended caution’

SYNONYMS

discerning, shrewd, perceptive, astute, penetrating, observant, percipient, sharp-witted, sharp, quick, quick-witted, keen-witted, alert, clear-sighted, sharp-sighted, clear-eyed, far-sighted, far-seeing, acute, clever, canny, intelligent, insightful, judicious, wise, sagacious, sage, sensitive, intuitive, understanding, open-eyed, aware, thinking, discriminating

informal on the ball, smart, downy

British informal suss

North American informal heads-up

rare sapient, long-headed, argute

ANTONYMS

inattentive, dull, stupid