sweep up vs tangle

sweep up is not a noun while tangle is a noun.

Word	Noun	Adjective	Verb	Adverb
sweep up	No	No	Yes	No
tangle	Yes	No	Yes	No

As verbs, sweep up and tangle are synonyms defined as:

sweep up and tangle: force into some kind of situation, condition, or course of action

Other synonyms of sweep up include drag, drag in, embroil, sweep.

sweep up (noun)	tangle (noun)
	something jumbled or confused
	a twisted and tangled mass that is highly interwoven

sweep up (verb)	tangle (verb)
take up the cause, ideology, practice, method, of someone and use it as one's own	twist together or entwine into a confusing mass
force into some kind of situation, condition, or course of action	disarrange or rumple; dishevel
	tangle or complicate
	force into some kind of situation, condition, or course of action