ear vs corn

ear and corn both are nouns.

Word	Noun	Adjective	Verb	Adverb
ear	Yes	No	No	No
corn	Yes	No	Yes	No

ear (noun)	corn (noun)
the sense organ for hearing and equilibrium	something sentimental or trite
the externally visible cartilaginous structure of the external ear	ears of corn that can be prepared and served for human food
good hearing	whiskey distilled from a mash of not less than 80 percent corn
attention to what is said	tall annual cereal grass bearing kernels on large ears: widely cultivated in America in many varieties; the principal cereal in Mexico and Central and South America since pre-Columbian times
fruiting spike of a cereal plant especially corn	(Great Britain) any of various cereal plants (especially the dominant crop of the region--wheat in Great Britain or oats in Scotland and Ireland)
	the dried grains or kernels or corn used as animal feed or ground for meal
	a hard thickening of the skin (especially on the top or sides of the toes) caused by the pressure of ill-fitting shoes

ear (verb)	corn (verb)
	preserve with large-grained rock salt
	feed (cattle) with corn