adj. 25B6; adjective WISE, clever, intelligent, knowledgeable, sensible, sage; discerning, judicious, canny, perceptive, astute, shrewd, prudent, thoughtful, insightful, perspicacious; informal streetwise; formal sapient.
foolish.
SAGACIOUS
Meaning of SAGACIOUS in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012