otiose

Having no effect.

Đồng nghĩa: futile, ineffective, pointless, bootless, barren, futile, fruitless, gainless, idle, inane, ineffectual, inefficacious, inutile, no good, otiose, pointless, profitless, purposeless, tired, unavailing, unprofitable, unuseful, unutilizable, useless, vain, void

Done in a careless or perfunctory manner.

Đồng nghĩa: negligent, reckless, unthinking, careless, cursory, derelict, heedless, irregardless, irrespective, lash, lax, neglectful, negligent, reckless, regardless, remiss, slack, slapdash, sloppy, slovenly, slipshod, unfaithful

Reluctant to work or to exert oneself.

Đồng nghĩa: indolent, lazy, sluggish, bone-idle, fainéant, idle, indolent, inert, lackadaisical, lazy, lither, otiose, slothful, sluggish, swear, torpid, work-shy

Of a person, possessing a bored indolence.

Đồng nghĩa: blasé, nonplussed, unaroused, adiaphroistic, apathetic, apathistical, blasé, blithe, deaf, cool, shiftless, dispassionate, dull, enervated, gallionic, halfhearted, heartless, impassive, ineffervescible, insouciant, indifferent, insensible, jaded, languid, languorous, Laodicean, lethargic, listless, lackadaisical, lotophagous, lukewarm, meh, mopey, nonchalant, nonplussed, otiose, phlegmatic, pococurante, spiritless, supine, tepid, torpid, torpedinous, unaroused, uncaring, unconcerned, unenthusiastic, unimpressible, uninterested, unlively, unmoved, untouched, unzealous, world-weary

Having no reason for being (raison d’être); having no point, reason, or purpose.

Đồng nghĩa: superfluous, irrelevant, pointless, beside the mark, beside the point, immaterial, impertinent, irrelative, irrelevant, moot, nongermane, nonpertinent, off-topic, orthogonal, otiose, tangential, unapt, ungermane