| indelicacy(noun, rudeness, vulgarity, coarseness, roughness) |
| inertia(noun, disregard, interest, lack, apathy) |
| ingratitude(noun, rudeness, ungratefulness) |
| insensibleness |
| insignificancy(noun, disregard, indifference, detachment, unimportance) |
| interest(noun, disregard, lack, apathy, coldness) |
| intractibility(noun, hardness) |
| inuredness |
| irrepentance |
| irreverence(noun, insolence) |
| isolationism(noun, disregard, interest, lack, apathy) |
| lack(noun, disregard, interest, apathy, indifference) |
| lethargy(noun, disregard, interest, lack, apathy) |
| listlessness(noun, disregard, interest, lack, apathy) |
| malignity(noun, violence, severity, torture, cruelty) |
| masochism(noun, violence, severity, torture, cruelty) |
| murderousness(noun, violence, severity, torture, cruelty) |
| narcotization |
| negligence(noun, disregard, interest, lack, apathy) |
| nerve(rudeness, coarseness, crudeness, uncouthness, loutishness) |