ebullient /ɪˈbʌljənt 
, ɪˈbʊljənt / ▸ adjective 1 cheerful and full of energy: she sounded ebullient and happy.
2 archaic (of liquid or matter) boiling or agitated as if boiling: misted and ebullient seas.
– DERIVATIVES ebulliency /ɪˈbʌliən(t)si , ɪˈbʊliən(t)si / noun – ORIGIN late 16th century (in the sense ‘boiling’): from Latin ebullient- ‘boiling up’, from the verb ebullire, from e- (variant of ex-) ‘out’ + bullire ‘to boil’.
EnglishOxford Dictionary of English
