passel vs plenty

passel and plenty both are nouns.

Word	Noun	Adjective	Verb	Adverb
passel	Yes	No	No	No
plenty	Yes	No	No	Yes

As nouns, passel and plenty are synonyms defined as:

passel and plenty: (often followed by `of') a large number or amount or extent

passel (noun)	plenty (noun)
(often followed by `of') a large number or amount or extent	a full supply
	(often followed by `of') a large number or amount or extent

passel (adverb)	plenty (adverb)
	as much as necessary