Part of speech: Noun
abundant wealth
Example: they studied forerunners of richness or poverty; the richness all around unsettled him for he had expected to find poverty
Categories: Wealth, Wealthiness
The word "affluence" comes from Latin affluentia, which comes from Old French affluence.
indigence – A related word in the same word family.
Many Latin words entered English twice—once through French and once through direct borrowing.