effervescence (n.)youdaoicibaDictYouDict[effervescence 词源字典]
1650s, "the action of boiling up," from French effervescence (1640s), from Latin effervescentem, present participle of effervescere "to boil up, boil over," from ex- "out" (see ex-) + fervescere "begin to boil," from fervere "be hot, boil" (see brew). Figurative sense of "liveliness" is from 1748. Related: Effervescency.[effervescence etymology, effervescence origin, 英语词源]