Erasement vs. Erasure: What's the Difference?

Erasement and Erasure Definitions
Erasement
Erasure; obliteration
Erasure
The act or an instance of erasing
Erasure of the blackboard.
Erasement
The act of erasing; a rubbing out; expunction; obliteration.
Erasure
A mark showing that something has been erased
The document has many erasures.
Erasure
The action of erasing; deletion; obliteration.
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Erasure
The state of having been erased; total blankness.
Erasure
The place where something has been erased.
There were several erasures on the paper.
Erasure
(sociology) A tendency to ignore or conceal an element of society.
Bisexual erasure
Erasure
The act of erasing; a scratching out; obliteration.
Erasure
The place where something has been erased.
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Erasure
A correction made by erasing;
There were many erasures in the typescript
Erasure
A surface area where something has been erased;
Another word had been written over the erasure
Erasure
Deletion by an act of expunging or erasing