white trash vs vernacular

white trash and vernacular both are nouns.

Word	Noun	Adjective	Verb	Adverb
white trash	Yes	No	No	No
vernacular	Yes	Yes	No	No

white trash (noun)	vernacular (noun)
(slang) an offensive term for White people who are impoverished	the everyday speech of the people (as distinguished from literary language)
	a characteristic language of a particular group (as among thieves)

white trash (adjective)	vernacular (adjective)
	being or characteristic of or appropriate to everyday language