ghetto vs ghettoize

ghetto is a noun but ghettoize is not a noun.

Word	Noun	Adjective	Verb	Adverb
ghetto	Yes	No	No	No
ghettoize	No	No	Yes	No

ghetto (noun)	ghettoize (noun)
formerly the restricted quarter of many European cities in which Jews were required to live
a poor densely populated city district occupied by a minority ethnic group linked together by economic hardship and social restrictions
any segregated mode of living or working that results from bias or stereotyping

ghetto (verb)	ghettoize (verb)
	put in a ghetto