Englisheffervescent
adjective
1 an effervescent drink:
fizzy, sparkling, carbonated, aerated, gassy, bubbly, bubbling, fizzing, foaming, frothy;
French mousseux, pétillant;
Italian spumante, frizzante;
German Schaum-, Perl-.
▷antonyms still, flat.
2 thousands of effervescent young people:
vivacious, lively, animated, full of life, spirited, high-spirited, bubbling, bubbly, ebullient, buoyant, sparkling, scintillating, light-hearted, carefree, happy-go-lucky, jaunty, merry, happy, jolly, joyful, full of fun, full of the joys of spring, cheery, cheerful, perky, sunny, airy, breezy, bright, enthusiastic, irrepressible, vibrant, vivid, vital, zestful, energetic, dynamic, vigorous, full of vim and vigour, lusty;
informal bright-eyed and bushy-tailed, bright and breezy, peppy, zingy, zippy, bouncy, upbeat, chirpy, full of beans, chipper;
North American, informal peart;
dated gay.
▷antonyms depressed.
effervescent Oxford Dictionary of English