purse vs round out

purse is a noun but round out is not a noun.

Word	Noun	Adjective	Verb	Adverb
purse	Yes	No	Yes	No
round out	No	No	Yes	No

As verbs, round out is a hypernym of purse; that is, round out is a word with a broader meaning than purse:

Other hypernyms of purse include round, round off.

purse (noun)	round out (noun)
a container used for carrying money and small personal items or accessories (especially by women)
a small bag for carrying money
a sum of money offered as a prize
a sum of money spoken of as the contents of a money purse

purse (verb)	round out (verb)
contract one's lips into a rounded shape	make bigger or better or more complete
gather or contract into wrinkles or folds; pucker	make round
	express as a round number
	fill out