Scheldt vs Scheldt River

Scheldt and Scheldt River both are nouns.

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

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

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

Scheldt (noun)	Scheldt River (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