relearn vs acquire

relearn and acquire both are verbs.

Word	Noun	Adjective	Verb	Adverb
relearn	No	No	Yes	No
acquire	No	No	Yes	No

As verbs, acquire is a hypernym of relearn; that is, acquire is a word with a broader meaning than relearn:

Other hypernyms of relearn include larn, learn.

relearn (verb)	acquire (verb)
learn something again, as after having forgotten or neglected it	come to have or undergo a change of (physical features and attributes)
	take on a certain form, attribute, or aspect
	gain through experience
	gain knowledge or skills
	come into the possession of something concrete or abstract
	win something through one's efforts
	locate (a moving entity) by means of a tracking system such as radar