corpulence (n.)youdaoicibaDictYouDict[corpulence 词源字典]
late 15c. "body size" (either large or small, with adjective), from Old French corpulence (14c.) "corpulence; physical size, build," from Latin corpulentia "grossness of body," noun of quality from corpulentus (see corpulent). Restriction to "bulkiness, obesity" began late 16c. Related: Corpulency.[corpulence etymology, corpulence origin, 英语词源]