Overflowing with fervor

• Bursting with joy
• In high spirits
• Overflowing with enthusiasm

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Ebullient \E*bul"lient\, a. [L. ebulliens, -entis, p. pr. of ebullire to boil up, bubble up; e out, from + bullire to boil. See 1st Boil .] Boiling up or over; hence, manifesting exhilaration or excitement, as of feeling; effervescing. ``Ebullient with ...

WordNet Word definitions in WordNet
adj. joyously unrestrained [syn: exuberant , high-spirited ]

Wiktionary Word definitions in Wiktionary
a. 1 enthusiastic; high-spirited. 2 (of a liquid) boiling or agitated as if boiling

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1590s, "boiling," from Latin ebullientem (nominative ebulliens ), present participle of ebullire "to boil over," literally or figuratively, from ex- "out" (see ex- ) + bullire "to bubble" (see boil (v.)). Figurative sense of "enthusiastic" is first recorded ...

Wikipedia Word definitions in Wikipedia