icy vs ice

icy is not a noun while ice is a noun.

Word	Noun	Adjective	Verb	Adverb
icy	No	Yes	No	No
ice	Yes	No	Yes	No

icy (noun)	ice (noun)
	a rink with a floor of ice for ice hockey or ice skating
	an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant
	a frozen dessert with fruit flavoring (especially one containing no milk)
	a flavored sugar topping used to coat and decorate cakes
	the frozen part of a body of water
	diamonds
	water frozen in the solid state

icy (adjective)	ice (adjective)
extremely cold
devoid of warmth and cordiality; expressive of unfriendliness or disdain
covered with or containing or consisting of ice
shiny and slick as with a thin coating of ice