| inconsiderateness(noun, lack, courtesy, thoughtlessness, unkindness) |
| thoughtlessness(noun, disregard, lack, courtesy, indifference) |
| disregard(noun, lack, courtesy, thoughtlessness, indifference) |
| inattention(noun, disregard, thoughtlessness, indifference, unkindness) |
| neglect(noun, disregard, thoughtlessness, unkindness, negligence) |
| carelessness(noun, disregard, thoughtlessness, indifference, unkindness) |
| inadvertence(noun, disregard, indifference, negligence, inattention) |
| indiscretion |
| negligence(noun, disregard, thoughtlessness, unkindness, inattention) |
| unthoughtfulness(noun, lack, courtesy, thoughtlessness, unkindness) |
| hastiness |
| imprudence |
| oversight(noun, disregard, thoughtlessness, indifference, unkindness) |
| flippancy |
| heedlessness(noun, disregard, thoughtlessness, indifference, unkindness) |
| discourteousness(noun, rudeness, loutishness, incivility) |
| discourtesy(noun, rudeness, disrespect, loutishness, incivility) |
| disrespect(noun, disregard, rudeness, indifference, negligence) |
| forgetfulness(noun, disregard, negligence, inattention, abandonment) |
| impoliteness(noun, rudeness, disrespect, thoughtlessness, unkindness) |