disoblige (v.)youdaoicibaDictYouDict[disoblige 词源字典]
c. 1600, "to free from obligation;" 1630s, "to refuse to oblige," from French désobliger (c. 1300), from des- (see dis-) + Latin obligare (see oblige). Related: Disobliged; disobliging.[disoblige etymology, disoblige origin, 英语词源]