verboseness vs verbosity

verboseness and verbosity both are nouns.

Word	Noun	Adjective	Verb	Adverb
verboseness	Yes	No	No	No
verbosity	Yes	No	No	No

As nouns, verboseness and verbosity are synonyms defined as:

verboseness and verbosity: an expressive style that uses excessive or empty words

verboseness (noun)	verbosity (noun)
an expressive style that uses excessive or empty words	an expressive style that uses excessive or empty words