Definition of "effervescent"
adjective
comparative more effervescent, superlative most effervescent
(figurative) Vivacious and enthusiastic.
Quotations
"It is rarely in human life," rejoined Douglas, "we realize the inimitable paintings our imaginations form, and less so during the effervescent period of youth. The bright impression glows upon the fancy, ravishes the mental view, but ere long vanishes, and leaves the prospect desolate and forlorn."
1838, [Letitia Elizabeth] Landon (indicated as editor), chapter XVII, in Duty and Inclination: […], volume III, London: Henry Colburn, […], page 223