cán liú
to remain
left over
surplus
remnant
Cáo Cān
Cao Can (-190 BC), second chancellor of Han Dynasty, contributed to its founding by fighting on Liu Bang's 劉邦|刘邦[Liu2 Bang1] side during the Chu-Han Contention 楚漢戰爭|楚汉战争[Chu3 Han4 Zhan4 zheng1]
also pr. [Cao2 Shen1]