dandy vs colloquialism

dandy and colloquialism both are nouns.

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

dandy (noun)	colloquialism (noun)
a sailing vessel with two masts; a small mizzen is aft of the rudderpost	a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech
a man who is much concerned with his dress and appearance

dandy (adjective)	colloquialism (adjective)
excellent