affability vs amiability

affability and amiability both are nouns.

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

As nouns, affability and amiability are synonyms defined as:

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

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

affability (noun)	amiability (noun)
a disposition to be friendly and approachable (easy to talk to)	a disposition to be friendly and approachable (easy to talk to)
	a cheerful and agreeable mood