plural vs last rites

plural and last rites both are nouns.

Word	Noun	Adjective	Verb	Adverb
plural	Yes	Yes	No	No
last rites	Yes	No	No	No

plural (noun)	last rites (noun)
the form of a word that is used to denote more than one	rites performed in connection with a death or burial
	a Catholic sacrament; a priest anoints a dying person with oil and prays for salvation

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