1. (n.) Extreme cruelty; wickedness\; Enormous heinousness

2. (n.) An atrocious or extremely cruel deed.

abomination abuse acuteness affront animality aspersion atrociousness awfulness bad bane banefulness barbarity befoulment blight bloodlust breach brickbat brutality contempt contumely corruption crime crime against humanity cruelty crying evil cut damage deadly sin defilement delinquency dereliction desecration despite despoliation destruction destructiveness detriment direness disgrace disservice dreadfulness dump enormity error evil extremity failure fault felony ferociousness fierceness flagitiousness flout flouting force furiousness genocide gibe great wrong grievance grimness gross injustice guilty act harm harshness havoc heavy sin heinousness hideousness horribleness horridness horror humiliation hurt ignominy ill ill-treatment ill-usage ill-use impetuosity imposition impropriety inclemency indignity indiscretion inexpiable sin infamy infection inhumanity iniquity injury injustice insult intensity jeer jeering knavery lapse malefaction malfeasance malignity maltreatment malum mercilessness mindlessness minor wrong miscarriage of justice mischief misdeed misdemeanor misfeasance mistreatment mock mockery molestation monstrousness mortal sin murderousness nonfeasance obliquity offense omission outrage peccadillo peccancy pitilessness pity poison pollution profanation put-down raw deal reprobacy rigor roughness sacrilege savagery scandal scoff scurrility severity shame sharpness sin sin of commission sin of omission sinful act slip taunt terrible thing terribleness terrorism the worst tort toxin transgression trespass trip uncomplimentary remark ungentleness unutterable sin vandalism vehemence venial sin venom vexation viciousness villainy violation violence virulence wickedness woe wrong