excoriation vs abrasion

excoriation and abrasion both are nouns.

Word	Noun	Adjective	Verb	Adverb
excoriation	Yes	No	No	No
abrasion	Yes	No	No	No

As nouns, excoriation and abrasion are synonyms defined as:

excoriation and abrasion: an abraded area where the skin is torn or worn off

Other synonyms of excoriation include scrape, scratch.

excoriation (noun)	abrasion (noun)
severe censure	the wearing down of rock particles by friction due to water or wind or ice
an abraded area where the skin is torn or worn off	erosion by friction
	an abraded area where the skin is torn or worn off