fritter vs eat up

fritter is a noun but eat up is not a noun.

Word	Noun	Adjective	Verb	Adverb
fritter	Yes	No	Yes	No
eat up	No	No	Yes	No

fritter (noun)	eat up (noun)
small quantity of fried batter containing fruit or meat or vegetables

fritter (verb)	eat up (verb)
spend frivolously and unwisely	finish eating all the food on one's plate or on the table
	use up (resources or materials)
	enclose or envelop completely, as if by swallowing