• the quality of being full of energy, excitement, and cheerfulness; ebullience

Synonyms: ebullience, buoyancy, cheerfulness, sunniness, breeziness, jauntiness, light-heartedness, high spirits, exhilaration, excitement, elation, exultation, euphoria, joy, joyfulness, cheeriness, gaiety, jubilation, sparkle, effervescence, vivacity, enthusiasm, irrepressibility, energy, animation, life, liveliness, vigour, zest, luxuriance, lushness, richness, abundance, superabundance, profusion, proliferation, copiousness, riotousness, vigour