affableness vs affability

affableness and affability both are nouns.

Word	Noun	Adjective	Verb	Adverb
affableness	Yes	No	No	No
affability	Yes	No	No	No

As nouns, affableness and affability are synonyms defined as:

affableness and affability: a disposition to be friendly and approachable (easy to talk to)

Other synonyms of affableness include amiability, amiableness, bonhomie, geniality.

affableness (noun)	affability (noun)
a disposition to be friendly and approachable (easy to talk to)	a disposition to be friendly and approachable (easy to talk to)