adjective
lively
Synonyms: airy, animated, bold, brash, breezy, buoyant, carefree, careless, cocky, dapper, dashing, debonair, devilish, devil-may-care, easy, exhilarated, flip, flippant, forward, free, fresh, frisky, frolicsome, gamesome, gay, high-spirited, hilarious, impetuous, impish, impudent, jocose, joking, jolly, jovial, light, natty, nervy, perky, playful, prankish, provocative, reckless, rollicking, self-confident, showy, smart, sportive, sporty, sprightly, spruce, swaggering, trim, venturesome, vivacious
Antonyms: depressed, lethargic, lifeless