bagatelle (n.)youdaoicibaDictYouDict[bagatelle 词源字典]
1630s, "a trifle," from French bagatelle "knick-knack, bauble, trinket" (16c.), from Italian bagatella "a trifle," diminutive of Latin baca "berry." As "a piece of light music," it is attested from 1827.[bagatelle etymology, bagatelle origin, 英语词源]