blamable vs American spelling

blamable is not a noun while American spelling is a noun.

Word	Noun	Adjective	Verb	Adverb
blamable	No	Yes	No	No
American spelling	Yes	No	No	No

blamable (noun)	American spelling (noun)
	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')

blamable (adjective)	American spelling (adjective)
deserving blame or censure as being wrong or evil or injurious