sagacious

acutely insightful and wise

Of quick sense perceptions; keen-scented; skilled in following a trail.

Latin 'sagax' meaning keen or sharp

“Theoretically wise Lady Blandish had always thought the baronet; she was unprepared to find him thus practically sagacious.”

— George Meredith, Complete Project Gutenberg Works of George Meredith

“James Baskett, who portrays the sagacious dean of plantation workers, has both the benign appearance and mellifluous voice to make him the perfect spinner-of-tales.”