scraping vs scratching

scraping and scratching both are nouns.

Word	Noun	Adjective	Verb	Adverb
scraping	Yes	No	No	No
scratching	Yes	No	No	No

As nouns, scraping and scratching are synonyms defined as:

Other synonyms of scraping include scrape, scratch.

scraping (noun)	scratching (noun)
a deep bow with the foot drawn backwards (indicating excessive humility)	a harsh noise made by scraping
a harsh noise made by scraping
(usually plural) a fragment scraped off of something and collected