colloquialism vs plunk

colloquialism and plunk both are nouns.

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

colloquialism (noun)	plunk (noun)
a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech	(baseball) hitting a baseball so that it drops suddenly
	a hollow twanging sound

colloquialism (verb)	plunk (verb)
	pull lightly but sharply with a plucking motion
	set (something or oneself) down with or as if with a noise
	drop steeply
	make or move along with a sound as of a horse's hooves striking the ground

colloquialism (adverb)	plunk (adverb)
	with a short hollow thud