friskiness

/ˈfrɪskinəs/
noun
  1. The quality of being lively, playful, or full of energy.
    • The friskiness of the lambs made the children laugh.
    • The dog's friskiness was a sign of good health.
    • After a good nap, the baby's friskiness returned.
Antonyms
What does "friskiness" mean? | whatsthatwordmean | whatsthatwordmean