colloquialism vs stinky

colloquialism is a noun but stinky is not a noun.

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

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

colloquialism (adjective)	stinky (adjective)
	having an unpleasant smell
	very bad