erasures is a form of:

Erasure



noun
1.
(erasing, an erased word, mark, etc. the place where something has been erased) ស្នាមលុប, ឆ្នូតលុប, ការលុបចោល, ចោល, ការបំបាត់ចោល, ការដកចោល, អ្វីៗដែលគេបំបិទចោល
ENGLISH MEANING
noun
1.
The act of erasing; a scratching out; obliteration.
2.
An instance of erasing; also, the place where something has been erased.