acquire vs come up

acquire and come up both are verbs.

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

As verbs, come up is a hyponym of acquire; that is, come up is a word with a more specific, narrower meaning than acquire:

acquire (verb)	come up (verb)
come to have or undergo a change of (physical features and attributes)	result or issue
take on a certain form, attribute, or aspect	start running, functioning, or operating
gain through experience	gather or bring together
gain knowledge or skills	gather (money or other resources) together over time
come into the possession of something concrete or abstract	bring forth, usually something desirable
win something through one's efforts	come up, of celestial bodies
locate (a moving entity) by means of a tracking system such as radar	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