apathy calm calmness depression idleness inactivity inertia peace quiet repose passivity lethargy indolence immobility sloth listlessness stillness sluggishness languor torpor laziness lassitude inertness deadness stagnation enervation unresponsiveness malaise languidness motionlessness inaction torpidity hebetude lifelessness stasis hate frigidity contentedness dullness desensitisation desensitization numbing deadening ease happiness harmony obedience order pleasure quietude silence tranquility tranquillity