voluminosity vs fullness

voluminosity and fullness both are nouns.

Word	Noun	Adjective	Verb	Adverb
voluminosity	Yes	No	No	No
fullness	Yes	No	No	No

As nouns, voluminosity and fullness are synonyms defined as:

Other synonyms of voluminosity include voluminousness.

voluminosity (noun)	fullness (noun)
greatness of volume	greatness of volume
	the property of a sensation that is rich and pleasing
	the condition of being filled to capacity
	completeness over a broad scope