Exuberant means uninhibitedly joyous or enthusiastic.
Exuberant is an adjective.
Synonyms: animated, eager, lively, spirited, vigorous, energetic.
Antonyms: dull, dejected, lethargic, dispirited.
The students gave an exuberant shout when the principal announced that college had been closed.
Swapna's garden was filled with an exuberant growth of flowers.
The exuberance of their grand-children gave a new life to the old couple.