barnburner vs colloquialism

barnburner and colloquialism both are nouns.

Word	Noun	Adjective	Verb	Adverb
barnburner	Yes	No	No	No
colloquialism	Yes	No	No	No

barnburner (noun)	colloquialism (noun)
an impressively successful event	a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech
someone who burns down a barn