| adjective | (of persons or their actions) able or disposed to inflict pain or suffering “a barbarous crime” |
| adjective | having the nature of vice |
| adjective | bringing or deserving severe rebuke or censure “a criminal waste of talent” |
| adjective | marked by deep ill will; deliberately harmful “poisonous hate” |
| barbarousness | noun | the quality of being shockingly cruel and inhumane |
| brutality | noun | the trait of extreme cruelty |
| cruelness | noun | the quality of being cruel and causing tension or annoyance |
| savage | noun | a cruelly rapacious person |
| savageness | noun | the property of being untamed and ferocious |
| viciousness | noun | the trait of extreme cruelty |
| evilness | noun | the quality of being morally wrong in principle or practice |
| vice | noun | a specific form of evildoing |
| reprehend | verb | express strong disapproval of |
| reprehensibility | noun | being reprehensible; worthy of and deserving reprehension or reproof |
| poison | noun | anything that harms or destroys |
| venom | noun | feeling a need to see others suffer |