assiduous Antonyms

passive slothful slow sluggish slumbering slumbery snoring somnific somnolent soporiferous sporadic stagnant stultified sleepyhead sleepy perfunctoriness plodding procrastinatory protean quiescent quietist quietistic remiss seasonal shiftless slack sleepful supine toddling torpid stuporous narcoleptic at a loose end part-time half ass unproductive unbusy slow-moving strikebound unengaged unexploited unindustrious bone-idle unenergetic unconcerned unexpected unready unused wayward weary