Origin: 1325–75; Middle English renouncen < Middle French renoncer < Latin renūntiāre to bring back word, disclaim, equivalent to re-re- + nūntiāre to announce, derivative of nūntius messenger, news
c.1380, from O.Fr. renoncer, from L. renuntiare "proclaim, protest against, renounce," from re- "against" + nuntiare "to report, announce," from nuntius "messenger" (see nuncio).