Saint Lawrence River vs Canada

Saint Lawrence River and Canada both are nouns.

Word	Noun	Adjective	Verb	Adverb
Saint Lawrence River	Yes	No	No	No
Canada	Yes	No	No	No

Saint Lawrence River (noun)	Canada (noun)
a North American river; flows into the Gulf of Saint Lawrence and the North Atlantic	a nation in northern North America; the French were the first Europeans to settle in mainland Canada