monopolise vs monopoly

monopolise is not a noun while monopoly is a noun.

Word	Noun	Adjective	Verb	Adverb
monopolise	No	No	Yes	No
monopoly	Yes	No	No	No

monopolise (noun)	monopoly (noun)
	(economics) a market in which there are many buyers but only one seller
	exclusive control or possession of something

monopolise (verb)	monopoly (verb)
have or exploit a monopoly of
have and control fully and exclusively