vindicative (adj.)youdaoicibaDictYouDict[vindicative 词源字典]
mid-15c., "vindictive, having vengeful intent," from Old French vindicatif (14c.) or directly from Medieval Latin vindicativus, from vindicat-, past participle stem of vindicare (see vindicate). From c. 1600 as "involving retribution or punishment," a sense "common in 17th cent." [OED].[vindicative etymology, vindicative origin, 英语词源]