Ebullient

ɪˈbʌljənt

adjective

cheerful and full of energy

The word 'ebullient' comes from the Latin word 'ebullire,' which means 'to bubble or boil over.' The term captures the sense of effervescence and enthusiasm that the adjective conveys.

If Rick were here, she thought, he'd get me to dial 3 and that way I'd find myself wanting to dial something important, ebullient joy or if not that then possibly an 888, the desire to watch TV no matter what's on it.

Dick, Philip K.

Do Androids Dream of Electric Sheep?

He was as ebullient and ruddy as mulled claret, and Nately liked him a great deal, although he did not like mulled claret.

Heller, Joseph

Catch-22