professionalization vs American spelling

professionalization and American spelling both are nouns.

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

professionalization (noun)	American spelling (noun)
the social process whereby people come to engage in an activity for pay or as a means of livelihood	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')