car vs grille

car and grille both are nouns.

Word	Noun	Adjective	Verb	Adverb
car	Yes	No	No	No
grille	Yes	No	No	No

car (noun)	grille (noun)
a motor vehicle with four wheels; usually propelled by an internal combustion engine	a framework of metal bars used as a partition or a grate
a wheeled vehicle adapted to the rails of railroad	grating that admits cooling air to car's radiator
where passengers ride up and down	small opening (like a window in a door) through which business can be transacted
the compartment that is suspended from an airship and that carries personnel and the cargo and the power plant
a conveyance for passengers or freight on a cable railway