[vi.va.cious] adj [L vivac-, vivax, lit., long-lived, fr. vivere to live] (ca. 1645): lively in temper, conduct, or spirit: sprightly syn see lively -- vi.va.cious.ly adv -- vi.va.cious.ness n
VIVACIOUS
Meaning of VIVACIOUS in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012