invective (n.)youdaoicibaDictYouDict[invective 词源字典]
1520s, from Medieval Latin invectiva "abusive speech," from Late Latin invectivus "abusive," from Latin invectus, past participle of invehi "to attack with words" (see inveigh). For nuances of usage, see humor. The earlier noun form was inveccion (mid-15c.).[invective etymology, invective origin, 英语词源]