accompany (v.)youdaoicibaDictYouDict[accompany 词源字典]
early 15c., "to be in company with," from Middle French accompagner, from Old French acompaignier (12c.) "take as a companion," from à "to" (see ad-) + compaignier, from compaign (see companion). Related: Accompanied; accompanying.[accompany etymology, accompany origin, 英语词源]