American spelling vs solmization

American spelling and solmization both are nouns.

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

American spelling (noun)	solmization (noun)
English orthography used in the United States (characterized by 'analyze', 'center', 'usable')	singing using solfa syllables to denote the notes of the scale of C major
	a system of naming the notes of a musical scale by syllables instead of letters