materialization vs American spelling

materialization and American spelling both are nouns.

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

materialization (noun)	American spelling (noun)
an appearance in bodily form (as of a disembodied spirit)	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')
something that comes into existence as a result
the process of coming into being; becoming reality