渤海国 bóhǎiguó Bohai Kingdom Definitions Defs Origin Strokes Stroke Words Sentences Sents 渤海 bóhǎi Parhae; Bohai Kingdom ancient kingdom (698–926) located in Manchuria, the Korean Peninsula, and parts of the Russian Far East国 國 guó noun country country; nation; state; a territory with its own people and government