Antonyms for idle

all:

busy.

worthless, ineffective:

busy, active, worthwhile, productive, important, Hustling, employed, used, effective, ambitious, working, diligent.

noun:

enterprising, exuberant, jazzy, running, zippy, animated, useful, drudging, tied up, dynamic, operable, pert, practical, usable, ambitious, jaunty, frisky, snappy, vivacious, toiling, spirited, perky, supported, responsible, viable, springy, sedulous, peppy, workable, bouncing, feasible, zealous.

contact:

run.