rotten vs colloquialism

rotten is not a noun while colloquialism is a noun.

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

rotten (noun)	colloquialism (noun)
	a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech

rotten (adjective)	colloquialism (adjective)
having decayed or disintegrated; usually implies foulness
damaged by decay; hence unsound and useless
very bad