give-up the ghost vs exit

give-up the ghost is not a noun while exit is a noun.

Word	Noun	Adjective	Verb	Adverb
give-up the ghost	No	No	Yes	No
exit	Yes	No	Yes	No

As verbs, give-up the ghost and exit are synonyms defined as:

give-up the ghost and exit: pass from physical life and lose all bodily attributes and functions necessary to sustain life

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

give-up the ghost (verb)	exit (verb)
pass from physical life and lose all bodily attributes and functions necessary to sustain life	pass from physical life and lose all bodily attributes and functions necessary to sustain life
	lose the lead
	move out of or depart from