sporting (adj.)youdaoicibaDictYouDict[sporting 词源字典]
c. 1600, "playful;" 1799 as "characterized by conduct constant with that of a sportsman" (as in sporting chance, 1897), present participle adjective from sport (v.).[sporting etymology, sporting origin, 英语词源]
unsporting (adj.)youdaoicibaDictYouDict
1822, from un- (1) "not" + sporting (adj.).