baksheesh
/bækˈʃiːʃ/(亦作backsheesh)
noun
mass noun
- (in parts of the Middle East, Far East, and the Indian subcontinent) a small sum of money given as alms, a tip, or a bribe（中东、远东和印度次大陆部分地区的）施舍; 小费; 贿赂。
词源
based on Persian baḵšīš， from baḵšīdan 'give'.