sticks and stone vs colloquialism

sticks and stone and colloquialism both are nouns.

Word	Noun	Adjective	Verb	Adverb
sticks and stone	Yes	No	No	No
colloquialism	Yes	No	No	No

sticks and stone (noun)	colloquialism (noun)
a general term for building materials	a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech