Synonyms and related words :
acquainted, advertent, agog, alert, alive, alive to, all ears, all eyes, all-knowing, apperceptive, appercipient, appreciative of, apprehending, apprehensive, apprised, apprised of, assiduous, attentive, au courant, au fait, awake, awake to, aware of, awash, behind the curtain, behind the scenes, brimful, brimming, careful, chock-full, cognizant, cognizant of, comprehending, concentrated, conscious, conscious of, conversant, crammed, crowded, diligent, earnest, enlightened, finical, finicking, finicky, heedful, hep, hep to, hip, impressible, impressionable, impressive, in the know, in the secret, informed, informed of, insightful, intelligent, intense, intent, intentive, jammed, knowing, knowledgeable, let into, loaded, meticulous, mindful, mindful of, nice, niggling, no stranger to, observant, observing, omniscient, on the ball, on the job, on to, open-eared, open-eyed, openmouthed, packed, perceptive, percipient, perspicacious, posted, prehensile, privy to, receptive, regardful, sagacious, seized of, sensible, sensible of, sensible to, sensile, sensitive, sensitive to, sentient, shrewd, streetwise, stuffed, susceptible, susceptive, undeceived, understanding, ware, watchful, wise, wise to, witting,