assiduous Antonyms

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