split up vs split up

split up and split up both are nouns.

Word	Noun	Adjective	Verb	Adverb
split up	Yes	No	Yes	No
split up	Yes	No	Yes	No

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

Other hypernyms of split up include break, break up, part, separate, split.

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

split up (noun)	split up (noun)
an increase in the number of outstanding shares of a corporation without changing the shareholders' equity	an increase in the number of outstanding shares of a corporation without changing the shareholders' equity

split up (verb)	split up (verb)
become separated into pieces or fragments	become separated into pieces or fragments
get a divorce; formally terminate a marriage	get a divorce; formally terminate a marriage
discontinue an association or relation; go different ways	discontinue an association or relation; go different ways
separate into parts or portions	separate into parts or portions