resurface vs come up

resurface and come up both are verbs.

Word	Noun	Adjective	Verb	Adverb
resurface	No	No	Yes	No
come up	No	No	Yes	No

As verbs, come up is a hypernym of resurface; that is, come up is a word with a broader meaning than resurface:

Other hypernyms of resurface include rise, rise up, surface.

resurface (verb)	come up (verb)
to come out of obscurity or hiding	result or issue
cover with a new surface	start running, functioning, or operating
reappear on the surface	gather or bring together
	gather (money or other resources) together over time
	bring forth, usually something desirable
	come up, of celestial bodies
	come to the surface
	move toward, travel toward something or somebody or approach something or somebody
	move upward
	get something or somebody for a specific purpose
	originate or come into being
	be mentioned