plural form vs ancients

plural form and ancients both are nouns.

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

plural form (noun)	ancients (noun)
the form of a word that is used to denote more than one	people who lived in times long past (especially during the historical period before the fall of the Roman Empire in western Europe)