cavort (v.)youdaoicibaDictYouDict[cavort 词源字典]
1793, cauvaut, American English, of uncertain origin, sometimes said to be an alteration of curvet "a leap by a horse," from French and related to curve (v.). Or perhaps from ca- colloquial intensive prefix + vault "to jump, leap." Modern form attested by 1829. Related: Cavorted; cavorting. [cavort etymology, cavort origin, 英语词源]