delf vs colloquialism

delf and colloquialism both are nouns.

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

delf (noun)	colloquialism (noun)
an excavation; usually a quarry or mine	a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech