宗主 zōngzhǔ suzerain Origin Definitions Defs Strokes Stroke Words Sentences Sents 宗主国 zōngzhǔguó suzerain state In a feudal system, a state that exercises control over the diplomacy and defense of its vassal states宗主权 zōngzhǔquán suzerainty The right of a nation to control the domestic affairs and foreign policy of a subordinate state; sovereignty or dominance.