griddle vs cookware

griddle and cookware both are nouns.

Word	Noun	Adjective	Verb	Adverb
griddle	Yes	No	Yes	No
cookware	Yes	No	No	No

As nouns, cookware is a hypernym of griddle; that is, cookware is a word with a broader meaning than griddle:

griddle: cooking utensil consisting of a flat heated surface (as on top of a stove) on which food is cooked
cookware: a kitchen utensil made of material that does not melt easily; used for cooking

Other hypernyms of griddle include cooking utensil.

griddle (noun)	cookware (noun)
cooking utensil consisting of a flat heated surface (as on top of a stove) on which food is cooked	a kitchen utensil made of material that does not melt easily; used for cooking

griddle (verb)	cookware (verb)
cook on a griddle