Synonyms of idle

1 Syllable

slow, neb, mope, lag, loll

2 Syllables

drony, fainéant, idled, slowest, groundless, trifling, faineant, lingers, stagnant, misspent, fruitless, loiter, slackens, inert, desk-bound, lounging, dally, dawdled, moped, lolling, gainless, latent, lazy, fritters, dawdling, torpid, laziest, loiters, azoic, specious, slacking, slowgoing, dabbled, quiescent, lazier, linger, dallied, moping, mooning, draggier, stretchy, dabbling, fallow, vacant, bootless, draggy, slothful, inched, slacked, loafing, piddle, shucker, fribbling, trifled, slower, deskbound, lagged, shiftless, grumped, fritter, lolled, desker, scrapper

3 Syllables

casuistic, frittering, vestigial, lingered, frittered, stagnate, profitless, unemployed, loitered, stagnating, light-minded, nonserious, unseeded, unplanted, lollygag, boondoggling, stagnated, tenantless, futile, untaken, insentient, mineral, loitering, otiose, resultless, forceless, useless, slackened, featherbed, unready, slack-spined, mothballed, frivolous, leisured, unapplied, slow-moving, lethargic, time-wasting, unfounded, passive, indolent, vagabond

4 Syllables

directionless, unreactive, dillydally, unusable, sedentary, constipating, featherbedding, constipate, untenanted, inactive, unfunctional, unusuable, nonanimal, unavailing, nonfunctional, vegetating, defeasible, energyless, inutile, unambitious, underemployed, unengaged, vegetated, unindustrious, unrealized, unnotable, nonresistant, insubstantial, ineffectual, vegetate

5 Syllables

lackadaisical, invertebrate, exanimate, nonvegetable, inanimate, anticlimactic, unexercised, tortoiselike, unenergetic, hebetudinous, ineffective, inefficacious