pastime (n.)youdaoicibaDictYouDict[pastime 词源字典]
late 15c., passe tyme "recreation, diversion, amusement, sport," from pass (v.) + time (n.). Formed on model of Middle French passe-temps (15c.), from passe, imperative of passer "to pass" + temps "time."[pastime etymology, pastime origin, 英语词源]