river vs Sabine

river and Sabine both are nouns.

Word	Noun	Adjective	Verb	Adverb
river	Yes	No	No	No
Sabine	Yes	Yes	No	No

river (noun)	Sabine (noun)
a large natural stream of water (larger than a creek)	a river in eastern Texas that flows south into the Gulf of Mexico
	a member of an ancient Oscan-speaking people of the central Apennines north of Rome who were conquered and assimilated into the Roman state in 290 BC

river (adjective)	Sabine (adjective)
	of or relating to or characteristic of the Sabines