dinghy (n.)youdaoicibaDictYouDict[dinghy 词源字典]
1810, from Hindi dingi "small boat," perhaps from Sanskrit drona-m "wooden trough," related to dru-s "wood, tree" (see tree (n.)). The spelling with -h- is to indicate a hard -g-.[dinghy etymology, dinghy origin, 英语词源]