lively

Synonyms: agile alert animate animated astir blithe blithesome bouncy bright brisk buoyant bustling buzzing cheerful chipper chirpy complex dashing driving effervescent enjoyable enterprising entertaining festive frisky frolicsome full of pep gay go-go happy hyper industrious involved jocund jumping keen merry nimble peppy perky pert provocative quick refreshing rousing snappy sparkling spirited sprightly spry stimulating stirring vigorous vivacious zippy

Antonyms: apathetic dispirited inactive lethargic lifeless sleepy