adjust vs true up

adjust and true up both are verbs.

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

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

adjust (verb)	true up (verb)
alter or regulate so as to achieve accuracy or conform to a standard	make level, square, balanced, or concentric
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