Ganges vs Ganges River

Ganges and Ganges River both are nouns.

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

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

Ganges and Ganges River: an Asian river; rises in the Himalayas and flows east into the Bay of Bengal; a sacred river of the Hindus

Ganges (noun)	Ganges River (noun)
an Asian river; rises in the Himalayas and flows east into the Bay of Bengal; a sacred river of the Hindus	an Asian river; rises in the Himalayas and flows east into the Bay of Bengal; a sacred river of the Hindus