painstaking Antonyms

asleep on the job sleepful slack shiftless remiss perfunctoriness passive negligent neglectful loafing listless limited lifeless lethargic leisurely sluggish somnific scattershot off guard work-shy unawakened ataractic unwary unready unorganized unconcerned torpid toddling thoughtless tardy somnolent lazy lax languorous enervated drowsy drony do-nothing disorganized dilatory dallying cursory conscienceless comatose circumscribed casual careless blowy faineant flagging