vaporization vs American spelling

vaporization and American spelling both are nouns.

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

vaporization (noun)	American spelling (noun)
annihilation by vaporizing something	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')
the process of becoming a vapor