tune up vs adjust

tune up and adjust both are verbs.

Word	Noun	Adjective	Verb	Adverb
tune up	No	No	Yes	No
adjust	No	No	Yes	No

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

tune up: adjust the pitches of (musical instruments)
adjust: alter or regulate so as to achieve accuracy or conform to a standard

Other hypernyms of tune up include correct, set.

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

tune up: adjust for (better) functioning
adjust: alter or regulate so as to achieve accuracy or conform to a standard

Other hypernyms of tune up include correct, set.

tune up (verb)	adjust (verb)
adjust the pitches of (musical instruments)	alter or regulate so as to achieve accuracy or conform to a standard
adjust for (better) functioning	adapt or conform oneself to new or different conditions
	make correspondent or conformable
	place in a line or arrange so as to be parallel or straight
	decide how much is to be paid on an insurance claim