Synonyms and related words :
all-knowing, apperceptive, appercipient, apprehending, apprehensive, astute, aware, cognizant, comprehending, conscious, discerning, discriminating, gnostic, intelligent, judicious, knowing, knowledgeable, mindful, omniscient, penetrating, perceptive, percipient, perspicacious, prehensile, sagacious, sage, sensible, shrewd, sophic, understanding, wise