labefaction (n.)youdaoicibaDictYouDict[labefaction 词源字典]
1610s, "process of shaking; downfall," noun of action from Latin labefactus, past participle of labefacere "to cause to totter, shake; overthrow," from labi "to slip, slide" (see lapse (n.)) + facere "to make, do" (see factitious). Related: Labefy.[labefaction etymology, labefaction origin, 英语词源]