lateralization vs American spelling

lateralization and American spelling both are nouns.

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

lateralization (noun)	American spelling (noun)
localization of function on either the right or left sides of the brain	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')