ice hockey vs icing

ice hockey and icing both are nouns.

Word	Noun	Adjective	Verb	Adverb
ice hockey	Yes	No	No	No
icing	Yes	No	No	No

ice hockey (noun)	icing (noun)
a game played on an ice rink by two opposing teams of six skaters each who try to knock a flat round puck into the opponents' goal with angled hockey sticks	(ice hockey) the act of shooting the puck from within your own defensive area the length of the rink beyond the opponent's goal
	a flavored sugar topping used to coat and decorate cakes
	the formation of frost or ice on a surface