affluence vs wealth

affluence and wealth both are nouns.

Word	Noun	Adjective	Verb	Adverb
affluence	Yes	No	No	No
wealth	Yes	No	No	No

As nouns, wealth is a hypernym of affluence; that is, wealth is a word with a broader meaning than affluence:

affluence: abundant wealth
wealth: the state of being rich and affluent; having a plentiful supply of material goods and money

Other hypernyms of affluence include wealthiness.

affluence (noun)	wealth (noun)
abundant wealth	the quality of profuse abundance
	property that has economic utility: a monetary value or an exchange value
	an abundance of material possessions and resources
	the state of being rich and affluent; having a plentiful supply of material goods and money