even up vs even out

even up and even out both are verbs.

Word	Noun	Adjective	Verb	Adverb
even up	No	No	Yes	No
even out	No	No	Yes	No

As verbs, even up and even out are synonyms defined as:

Other synonyms of even up include compensate, correct, counterbalance, even off, make up.

even up (verb)	even out (verb)
even up the edges of a stack of paper, in printing	make even or more even
adjust for	become even or more even
	make level or straight
	adjust for