maximizing vs American spelling

maximizing is not a noun while American spelling is a noun.

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

maximizing (noun)	American spelling (noun)
	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')

maximizing (adjective)	American spelling (adjective)
making as great as possible