concede (v.)youdaoicibaDictYouDict[concede 词源字典]
1630s, from Middle French concéder or directly from Latin concedere "give way, yield, go away, depart, retire," figuratively "agree, consent, give precedence," from com-, intensive prefix (see com-), + cedere "to go, grant, give way" (see cede). Related: Conceded; conceding.[concede etymology, concede origin, 英语词源]