colloquialism vs no-good

colloquialism is a noun but no-good is not a noun.

Word	Noun	Adjective	Verb	Adverb
colloquialism	Yes	No	No	No
no-good	No	Yes	No	No

colloquialism (noun)	no-good (noun)
a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech

colloquialism (adjective)	no-good (adjective)
	returned for lack of funds
	without merit; of little or no value or use