wit vs colloquialism

wit and colloquialism both are nouns.

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

wit (noun)	colloquialism (noun)
mental ability	a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech
a message whose ingenuity or verbal skill or incongruity has the power to evoke laughter
a witty amusing person who makes jokes