erasure

The past was erased, the erasure was forgotten, the lie became truth.

Bush, even when he had the floor, grimaced as he spoke, except on several occasions when he lost his way and a look of total erasure came over him, a blank, stricken stare for which the French, alas, have the most apt expression: like a cow watching a train go by.

There were several erasures on the paper.

bisexual erasure