pop out vs exit

pop out is not a noun while exit is a noun.

Word	Noun	Adjective	Verb	Adverb
pop out	No	No	Yes	No
exit	Yes	No	Yes	No

As verbs, exit is a hypernym of pop out; that is, exit is a word with a broader meaning than pop out:

Other hypernyms of pop out include get out, go out, leave.

pop out (noun)	exit (noun)
	the act of going out
	an opening that permits escape or release
	euphemistic expressions for death

pop out (verb)	exit (verb)
come out suddenly or forcefully	pass from physical life and lose all bodily attributes and functions necessary to sustain life
exit briefly	lose the lead
bulge outward	move out of or depart from
appear suddenly or unexpectedly; happen unexpectedly