unflagging Antonyms

asleep on the job sleepyhead sleepful slack shiftless passive otiose negligent neglectful listless lethargic lazy languid slothful slow sluggish unindustrious unenthusiastic work-shy unawakened wavering variable unready unconcerned torpid somnific snoring slumbery laggard lagging drowsy drony do-nothing dispassionate disinterested dilatory dallying comatose changing casual careless capricious enervated faineant flagging lackadaisical irresolute inert indolent indifferent