vernacular vs jacking off

vernacular and jacking off both are nouns.

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

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