vexation (n.)youdaoicibaDictYouDict[vexation 词源字典]
c. 1400, from Old French vexacion "abuse, harassment; insult, affront," or directly from Latin vexationem (nominative vexatio) "annoyance, harassing; distress, trouble," noun of action from past participle stem of vexare "to harass, trouble" (see vex).[vexation etymology, vexation origin, 英语词源]