repugnance (n.)youdaoicibaDictYouDict[repugnance 词源字典]
late 14c., from Old French repugnance "opposition, resistance" (13c.) or directly from Latin repugnantia "incompatibility," from stem of repugnare "resist, disagree, be incompatible" (see repugnant).[repugnance etymology, repugnance origin, 英语词源]