craps vs plural form

craps and plural form both are nouns.

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

craps (noun)	plural form (noun)
a gambling game played with two dice; a first throw of 7 or 11 wins and a first throw of 2, 3, or 12 loses and a first throw of any other number must be repeated to win before a 7 is thrown, which loses the bet and the dice	the form of a word that is used to denote more than one
expressions used when two dice are thrown and both come up showing one spot