Neosho vs Neosho River

Neosho and Neosho River both are nouns.

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

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

Neosho and Neosho River: a river that rises in eastern Kansas and flows eastward into Oklahoma to become a tributary of the Arkansas River

Neosho (noun)	Neosho River (noun)
a river that rises in eastern Kansas and flows eastward into Oklahoma to become a tributary of the Arkansas River	a river that rises in eastern Kansas and flows eastward into Oklahoma to become a tributary of the Arkansas River