plural vs high jinks

plural and high jinks both are nouns.

Word	Noun	Adjective	Verb	Adverb
plural	Yes	Yes	No	No
high jinks	Yes	No	No	No

plural (noun)	high jinks (noun)
the form of a word that is used to denote more than one	noisy and mischievous merrymaking

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