vernacular vs rod

vernacular and rod both are nouns.

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

vernacular (noun)	rod (noun)
the everyday speech of the people (as distinguished from literary language)	any rod-shaped bacterium
a characteristic language of a particular group (as among thieves)	a long thin implement made of metal or wood
	a gangster's pistol
	a visual receptor cell that is sensitive to dim light
	a linear measure of 16.5 feet
	a square rod of land

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