river vs Trent

river and Trent both are nouns.

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

river (noun)	Trent (noun)
a large natural stream of water (larger than a creek)	a city in northern Italy (northwest of Venice) on the River Adige; the site of the Council of Trent
	a river in central England that flows generally northeastward to join with the Ouse River and form the Humber