| stoicism(noun, disregard, interest, lack, apathy) |
| stoniness(noun, insensitivity) |
| strictness(noun, ruthlessness, pitilessness, mercilessness, relentlessness) |
| torpor(noun, disregard, interest, lack, apathy) |
| tranquility(noun, unexcitability) |
| unconcern(noun, disregard, interest, lack, apathy) |
| unmindfulness(noun, disregard, interest, lack, apathy) |
| viciousness(noun, cruelty, harshness, unkindness, coldness) |
| abusiveness |
| adamancy(ruthlessness, pitilessness, mercilessness, relentlessness) |
| animality(noun, cruelty, harshness, unkindness, callousness) |
| atrociousness(cruelty, viciousness) |
| atrocity(noun, cruelty, coldness, viciousness, callousness) |
| austerity |
| barbarism(noun, cruelty, harshness, unkindness, coldness) |
| beastliness |
| bestiality(noun, cruelty, harshness, unkindness, callousness) |
| bullheadedness(ruthlessness, pitilessness, mercilessness, relentlessness) |
| coarseness(noun, cruelty, harshness, unkindness, callousness) |
| cold-heartedness(noun, cruelty, coldness, viciousness, hardheartedness) |