confines vs plural

confines and plural both are nouns.

Word	Noun	Adjective	Verb	Adverb
confines	Yes	No	No	No
plural	Yes	Yes	No	No

confines (noun)	plural (noun)
a bounded scope	the form of a word that is used to denote more than one

confines (adjective)	plural (adjective)
	grammatical number category referring to two or more items or units
	composed of more than one member, set, or kind