sectionalization vs American spelling

sectionalization and American spelling both are nouns.

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

sectionalization (noun)	American spelling (noun)
the act of dividing or partitioning; separation by the creation of a boundary that divides or keeps apart	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')