Marne River vs Belleau Wood

Marne River and Belleau Wood both are nouns.

Word	Noun	Adjective	Verb	Adverb
Marne River	Yes	No	No	No
Belleau Wood	Yes	No	No	No

As nouns, Marne River and Belleau Wood are synonyms defined as:

Marne River and Belleau Wood: a World War I battle in northwestern France where the Allies defeated the Germans in 1918

Other synonyms of Marne River include Battle of the Marne, Chateau-Thierry, Second Battle of the Marne.

Marne River (noun)	Belleau Wood (noun)
a World War I battle in northwestern France where the Allies defeated the Germans in 1918	a World War I battle in northwestern France where the Allies defeated the Germans in 1918