evanescence vs disappearance

evanescence and disappearance both are nouns.

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

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

evanescence (noun)	disappearance (noun)
the event of fading and gradually vanishing from sight	the act of leaving secretly or without explanation
	gradually ceasing to be visible
	the event of passing out of sight
	ceasing to exist