vascularize vs American spelling

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

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

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

vascularize (verb)	American spelling (verb)
make vascular
become vascular and have vessels that circulate fluids