emerge vs emersion

emerge is not a noun while emersion is a noun.

Word	Noun	Adjective	Verb	Adverb
emerge	No	No	Yes	No
emersion	Yes	No	No	No

emerge (noun)	emersion (noun)
	the act of emerging
	(astronomy) the reappearance of a celestial body after an eclipse

emerge (verb)	emersion (verb)
come out into view, as from concealment
become known or apparent
come out of
come up to the surface of or rise
happen or occur as a result of something