cooking vs grill

cooking and grill both are nouns.

Word	Noun	Adjective	Verb	Adverb
cooking	Yes	No	No	No
grill	Yes	No	Yes	No

cooking (noun)	grill (noun)
the act of preparing something (as food) by the application of heat	a framework of metal bars used as a partition or a grate
	a restaurant where food is cooked on a grill

cooking (verb)	grill (verb)
	cook over or under a grill
	examine thoroughly