Holland vs Meuse River

Holland and Meuse River both are nouns.

Word	Noun	Adjective	Verb	Adverb
Holland	Yes	No	No	No
Meuse River	Yes	No	No	No

Holland (noun)	Meuse River (noun)
a constitutional monarchy in western Europe on the North Sea; half the country lies below sea level	an American operation in World War I (1918); American troops under Pershing drove back the German armies which were saved only by the armistice on November 11
	a European river; flows into the North Sea