scrape vs amass

scrape is a noun but amass is not a noun.

Word	Noun	Adjective	Verb	Adverb
scrape	Yes	No	Yes	No
amass	No	No	Yes	No

As verbs, amass is a hypernym of scrape; that is, amass is a word with a broader meaning than scrape:

Other hypernyms of scrape include accumulate, collect, compile, hoard, pile up, roll up.

scrape (noun)	amass (noun)
an indication of damage
a deep bow with the foot drawn backwards (indicating excessive humility)
a harsh noise made by scraping
an abraded area where the skin is torn or worn off

scrape (verb)	amass (verb)
scratch repeatedly	increase in amount by collecting or gathering
bruise, cut, or injure the skin or the surface of	get or gather together
cut the surface of; wear away the surface of
gather (money or other resources) together over time
make by scraping
bend the knees and bow in a servile manner