jewelry (n.)youdaoicibaDictYouDict[jewelry 词源字典]
late 14c., juelrye "precious ornaments, jewel work," from Old French juelerye, from jouel (see jewel). In modern use it can be analyzed as jewel + -ery or jeweler + -y (1). Also jewellery.
The longer is the commercial & popular form, the shorter the rhetorical & poetic. [Fowler]
[jewelry etymology, jewelry origin, 英语词源]