accessibility vs approachability

accessibility and approachability both are nouns.

Word	Noun	Adjective	Verb	Adverb
accessibility	Yes	No	No	No
approachability	Yes	No	No	No

As nouns, accessibility and approachability are synonyms defined as:

accessibility and approachability: the attribute of being easy to meet or deal with

accessibility (noun)	approachability (noun)
the quality of being at hand when needed	the attribute of being easy to meet or deal with
the attribute of being easy to meet or deal with