Yenisey vs Yenisey River

Yenisey and Yenisey River both are nouns.

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

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

Yenisey and Yenisey River: a Russian river in Siberia; rises in mountains near the Mongolian border and flows generally northward into the Kara Sea

Other synonyms of Yenisey include Yenisei, Yenisei River.

Yenisey (noun)	Yenisey River (noun)
a Russian river in Siberia; rises in mountains near the Mongolian border and flows generally northward into the Kara Sea	a Russian river in Siberia; rises in mountains near the Mongolian border and flows generally northward into the Kara Sea