vivaciousyoudaoicibaDictgodict[vivacious 词源字典]
vivacious: see victuals
[vivacious etymology, vivacious origin, 英语词源]
vivacious (adj.)youdaoicibaDictgodict
1640s, from Latin vivax (genitive vivacis) "lively, vigorous" (see vivacity) + -ous. Related: Vivaciously.