nonsuch (n.)youdaoicibaDictYouDict[nonsuch 词源字典]
1580s, nonesuch "unmatched or unrivaled thing," from none + such. As a type of decorated 16c. or 17c. chest, it is in reference to Nonesuch Palace, in Surrey, which supposedly is represented in the designs.[nonsuch etymology, nonsuch origin, 英语词源]