pliers vs plural form

pliers and plural form both are nouns.

Word	Noun	Adjective	Verb	Adverb
pliers	Yes	No	No	No
plural form	Yes	No	No	No

pliers (noun)	plural form (noun)
a gripping hand tool with two hinged arms and (usually) serrated jaws	the form of a word that is used to denote more than one