| armor |
| atrocity(noun, violence, cruelty, coldness, viciousness) |
| audacity(noun, rudeness, coarseness, insolence, crudeness) |
| bluntness(noun, rudeness, coarseness, insensitivity, crudeness) |
| coarseness(noun, violence, rudeness, severity, vulgarity) |
| discourtesy(noun, rudeness, coarseness, insolence, crudeness) |
| disinterest(noun, disregard, interest, lack, apathy) |
| dispassion(noun, disregard, interest, lack, apathy) |
| effrontery(noun, rudeness, coarseness, insolence, crudeness) |
| emotionlessness(noun, insensitivity, coldness, unfriendliness, hardheartedness) |
| firmness(noun, hardness) |
| formidable defenses(noun, expression, armor) |
| hard shell(noun, expression, armor) |
| heart |
| heart of stone(expression, idiom, insensibility) |
| impenetrability(noun, cruelty) |
| impertinence(noun, rudeness, coarseness, insolence, crudeness) |
| imperviousness(noun, armor) |
| inconsiderateness(noun, rudeness, thoughtlessness, ungratefulness) |
| inhumanity(noun, violence, lack, severity, torture) |