juggle (v.)youdaoicibaDictYouDict[juggle 词源字典]
late 14c., "entertain by clowning or doing tricks," back-formation from juggler and in part from Old French jogler "play tricks, sing songs," from Late Latin ioculare (source of Italian giocolare), from Latin ioculari "to jest" (see jocular). Related: Juggled; juggling.[juggle etymology, juggle origin, 英语词源]