accede (v.)youdaoicibaDictYouDict[accede 词源字典]
early 15c., from Latin accedere "approach, enter upon," from ad- "to" (see ad-) + cedere "go, move" (see cede). Latin ad- usually became ac- before "k" sounds. Related: Acceded; acceding.[accede etymology, accede origin, 英语词源]