1. (n.) Mischief; extreme wickedness; deviltry\.

2. (n.) The whole body of evil spirits.

Black Mass Satanism arrantness badness baseness bitchiness black magic chthonian worship cruelty cussedness demonism demonography demonolatry demonology demonomancy demonomy demonry devil lore devil worship devilishness devilment deviltry diablerie diabolism diabology diabolology elfishness evil evil intent evilness fiendishness flagitiousness foolishness foulness harmfulness hatefulness heinousness hellishness high spirits impishness iniquitousness iniquity invidiousness knavery knavishness maleficence malevolence malice malice aforethought malice prepense maliciousness malignance malignancy malignity meanness mischief mischievousness nastiness naughtiness nefariousness noxiousness orneriness perversity playfulness prankishness pranksomeness puckishness rankness rascality roguery roguishness scampishness sinfulness sorcery sportiveness viciousness vileness villainousness villainy waggery waggishness wickedness youthful spirits