बहुत अधिक चपल या चंचल।

तेज़ बच्चों को सँभालना मुश्किल होता है।
तेज, तेज़

Moving quickly and lightly.

Sleek and agile as a gymnast.
As nimble as a deer.
Nimble fingers.
Quick of foot.
The old dog was so spry it was halfway up the stairs before we could stop it.
agile, nimble, quick, spry