prosperity vs successfulness

prosperity and successfulness both are nouns.

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

As nouns, prosperity and successfulness are synonyms defined as:

prosperity and successfulness: the condition of prospering; having good fortune

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