prosperity vs good luck

prosperity and good luck both are nouns.

Word	Noun	Adjective	Verb	Adverb
prosperity	Yes	No	No	No
good luck	Yes	No	No	No

As nouns, good luck is a hypernym of prosperity; that is, good luck is a word with a broader meaning than prosperity:

Other hypernyms of prosperity include good fortune, luckiness.

prosperity (noun)	good luck (noun)
the condition of prospering; having good fortune	an unexpected piece of good luck
an economic state of growth with rising profits and full employment	a stroke of luck
	an auspicious state resulting from favorable outcomes