answerableness vs answerability

answerableness and answerability both are nouns.

Word	Noun	Adjective	Verb	Adverb
answerableness	Yes	No	No	No
answerability	Yes	No	No	No

As nouns, answerableness and answerability are synonyms defined as:

answerableness and answerability: responsibility to someone or for some activity

Other synonyms of answerableness include accountability.

answerableness (noun)	answerability (noun)
responsibility to someone or for some activity	responsibility to someone or for some activity