prosperous vs prosperity

prosperous is not a noun while prosperity is a noun.

Word	Noun	Adjective	Verb	Adverb
prosperous	No	Yes	No	No
prosperity	Yes	No	No	No

prosperous (noun)	prosperity (noun)
	the condition of prospering; having good fortune
	an economic state of growth with rising profits and full employment

prosperous (adjective)	prosperity (adjective)
marked by peace and prosperity
presaging or likely to bring good luck or a good outcome
in fortunate circumstances financially; moderately rich
very lively and profitable