His inconsiderateness has been a pair of spectacles to me for months.
If they do it inadvertently, it is carelessness; if designedly, inconsiderateness.
That they be done in prudence, and not with folly, rashness, or inconsiderateness.
Their inconsiderateness, their indifference to the comfort of their passengers.
Her dearest friends, her own brother were prodigies of inconsiderateness.