vetch (n.)youdaoicibaDictYouDict[vetch 词源字典]
climbing herb, late 14c., from Old North French veche, variant of Old French vece, from Latin vicia, which perhaps is related to vincire "to bind" (compare second element of periwinkle (n.1)). Dutch wikke, German Wicke are loan-words from Latin vicia.[vetch etymology, vetch origin, 英语词源]