colloquialism vs pouter

colloquialism and pouter both are nouns.

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

colloquialism (noun)	pouter (noun)
a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech	one of a breed of pigeon that enlarge their crop until their breast is puffed out
	someone with a habitually sullen or gloomy expression