egress vs reappearance

egress and reappearance both are nouns.

Word	Noun	Adjective	Verb	Adverb
egress	Yes	No	Yes	No
reappearance	Yes	No	No	No

As nouns, reappearance is a hypernym of egress; that is, reappearance is a word with a broader meaning than egress:

egress (noun)	reappearance (noun)
the act of coming (or going) out; becoming apparent	the act of someone appearing again
(astronomy) the reappearance of a celestial body after an eclipse	the event of something appearing again
the becoming visible

egress (verb)	reappearance (verb)
come out of