vernacular vs big bucks

vernacular and big bucks both are nouns.

Word	Noun	Adjective	Verb	Adverb
vernacular	Yes	Yes	No	No
big bucks	Yes	No	No	No

vernacular (noun)	big bucks (noun)
the everyday speech of the people (as distinguished from literary language)	a large sum of money (especially as pay or profit)
a characteristic language of a particular group (as among thieves)

vernacular (adjective)	big bucks (adjective)
being or characteristic of or appropriate to everyday language