vernacular vs jerking off

vernacular and jerking off both are nouns.

Word	Noun	Adjective	Verb	Adverb
vernacular	Yes	Yes	No	No
jerking off	Yes	No	No	No

vernacular (noun)	jerking off (noun)
the everyday speech of the people (as distinguished from literary language)	slang for masturbation
a characteristic language of a particular group (as among thieves)

vernacular (adjective)	jerking off (adjective)
being or characteristic of or appropriate to everyday language