Scheldt River vs Scheldt

Scheldt River and Scheldt both are nouns.

Word	Noun	Adjective	Verb	Adverb
Scheldt River	Yes	No	No	No
Scheldt	Yes	No	No	No

As nouns, Scheldt River and Scheldt are synonyms defined as:

Scheldt River and Scheldt: a river that rises in France and flows northeast across Belgium and empties into the North Sea

Scheldt River (noun)	Scheldt (noun)
a river that rises in France and flows northeast across Belgium and empties into the North Sea	a river that rises in France and flows northeast across Belgium and empties into the North Sea