(superl.) Having great power of leaping or running; nimble; active.

active activist activistic agile alacritous alive animated bouncing bouncy breezy brisk bubbly chipper dispatchful ebullient effervescent energetic expeditious featly fleet frisky full of go full of life full of pep graceful healthy light light-footed live lively mercurial militant neat-fingered neat-handed nimble nimble-footed peart peppy perky pert prompt quick quicksilver ready robust sharp smacking smart snappy sound spanking speedy spirited sprightly sure-footed swift vigorous vivacious volant zingy zippy