serviceability vs serviceableness

serviceability and serviceableness both are nouns.

Word	Noun	Adjective	Verb	Adverb
serviceability	Yes	No	No	No
serviceableness	Yes	No	No	No

As nouns, serviceability and serviceableness are synonyms defined as:

serviceability and serviceableness: the quality of being able to provide good service

Other synonyms of serviceability include usability, usableness, useableness.

serviceability (noun)	serviceableness (noun)
the quality of being able to provide good service	the quality of being able to provide good service