deck vs vernacular

deck and vernacular both are nouns.

Word	Noun	Adjective	Verb	Adverb
deck	Yes	No	Yes	No
vernacular	Yes	Yes	No	No

deck (noun)	vernacular (noun)
any of various platforms built into a vessel	the everyday speech of the people (as distinguished from literary language)
street name for a packet of illegal drugs	a characteristic language of a particular group (as among thieves)
a porch that resembles the deck on a ship
a pack of 52 playing cards

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