receding vs disappearance

receding and disappearance both are nouns.

Word	Noun	Adjective	Verb	Adverb
receding	Yes	Yes	No	No
disappearance	Yes	No	No	No

As nouns, disappearance is a hypernym of receding; that is, disappearance is a word with a broader meaning than receding:

receding (noun)	disappearance (noun)
the act of becoming more distant	the act of leaving secretly or without explanation
a slow or gradual disappearance	gradually ceasing to be visible
	the event of passing out of sight
	ceasing to exist

receding (adjective)	disappearance (adjective)
(of a hairline e.g.) moving slowly back