repudiation (n.)youdaoicibaDictYouDict[repudiation 词源字典]
1540s, "divorce" (of a woman by a man), from Latin repudiationem (nominative repudiatio) "a rejection, refusal," noun of action from past participle stem of repudiare (see repudiate). Meaning "action of disowning" is from 1840s.[repudiation etymology, repudiation origin, 英语词源]