adj.1 lively, high-spirited.
2 (of a plant etc.) prolific; growing copiously.
3 (of feelings etc.) abounding, lavish, effusive.
Derivatives:
exuberance n. exuberantly adv.
Etymology: F exub{eacute}rant f. L exuberare (as EX-(1), uberare be fruitful f. uber fertile)