Songka

[song-kah]

noun

a river in SE Asia, flowing SE from SW China through Indochina to the Gulf of Tonkin. 500 miles (800 km) long.

Also Yuan Jiang [Chinese yyahn jyahng] /Chinese ˈyüɑn ˈdʒyɑŋ/.
Also called Red River.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019