prestigiousness vs prestige

prestigiousness and prestige both are nouns.

Word	Noun	Adjective	Verb	Adverb
prestigiousness	Yes	No	No	No
prestige	Yes	No	No	No

As nouns, prestigiousness and prestige are synonyms defined as:

prestigiousness and prestige: a high standing achieved through success or influence or wealth etc.

prestigiousness (noun)	prestige (noun)
a high standing achieved through success or influence or wealth etc.	a high standing achieved through success or influence or wealth etc.