vivacious

/vɪˈveɪʃəs/
adjective
  1. Lively, animated, and full of energy; attractively cheerful.
    • The puppy was so vivacious that it never stopped playing.
    • Her vivacious personality made her a favorite among her coworkers.
    • She is a vivacious person who lights up every room she enters.
Antonyms
What does "vivacious" mean? | whatsthatwordmean | whatsthatwordmean