| ill feeling(noun, expression, hatred, resentment, hostility) |
| incompatibility(noun, antagonism, bitterness, spite, enmity) |
| infighting(noun, viciousness) |
| irritability(noun, irritability) |
| malevolency |
| mercilessness(noun, violence, severity, torture, cruelty) |
| odium(noun, antagonism, bitterness, animosity, acrimony) |
| peevishness(noun, irritability) |
| pettiness(noun, cruelty, unkindness, irritability, callousness) |
| pique(noun, dislike, hatred, resentment, hate) |
| quarrelsomeness(noun, enmity) |
| reprisal(noun, attack, grievance, retaliation, vengeance) |
| repugnance(noun, hatred, hate, antipathy, spite) |
| retaliation(noun, hatred, resentment, hostility, antagonism) |
| retribution(noun, attack, grievance, retaliation, vengeance) |
| ruthlessness(noun, attack, violence, hatred, resentment) |
| savagery(noun, violence, severity, torture, cruelty) |
| surliness(noun, enmity, irritability) |
| truculence(noun, violence, severity, torture, cruelty) |
| vengeance(noun, attack, hatred, resentment, hate) |