task

active, brisk, brisk as a lark, brisk as a bee; lively, animated, vivacious; alive, alive and kicking; frisky, rited, stirring., nimble, nimble as a squirrel; agile; light-footed, nimble-footed; featly, tripping., quick, prompt, yare, instant, ready, alert, spry, sharp, smart; fast (swift); quick as a lamplighter, expeditious; awake, broad awake; go-ahead, live [U.S.] wide-awake (intelligent) [more]., forward, eager, strenuous, zealous, enterprising, in earnest; resolute., industrious, assiduous, diligent, sedulous, notable, painstaking; intent (attention); indefatigable (persevering); unwearied; unsleeping, never tired; plodding, hardworking; businesslike, workaday., bustling; restless, restless as a hyena; fussy, fidgety, pottering; busy, busy as hen with one chicken., working, at work, on duty, in harness; up in arms; on one's legs, at call; up and doing, up and stirring., busy, occupied; hard at work, hard at it; up to one's ears in, full of business, busy as a bee.