square away vs clean up

square away and clean up both are verbs.

Word	Noun	Adjective	Verb	Adverb
square away	No	No	Yes	No
clean up	No	No	Yes	No

As verbs, square away and clean up are synonyms defined as:

Other synonyms of square away include neaten, straighten, straighten out, tidy, tidy up.

square away (verb)	clean up (verb)
put (things or places) in order	make oneself clean, presentable or neat
	put (things or places) in order
	finish attending to
	make a big profit; often in a short period of time