Canton River vs Pearl River

Canton River and Pearl River both are nouns.

Word	Noun	Adjective	Verb	Adverb
Canton River	Yes	No	No	No
Pearl River	Yes	No	No	No

As nouns, Canton River and Pearl River are synonyms defined as:

Canton River and Pearl River: a river in southeast China that flows into the South China Sea

Other synonyms of Canton River include Chu Kiang, Zhu Jiang.

Canton River (noun)	Pearl River (noun)
a river in southeast China that flows into the South China Sea	a river in Mississippi that flows southward to the Gulf of Mexico
	a river in southeast China that flows into the South China Sea