noblesse (n.)youdaoicibaDictYouDict[noblesse 词源字典]
early 13c., "noble birth or condition," from Old French noblece "noble birth, splendor, magnificence" (Modern French noblesse), from Vulgar Latin *nobilitia, from Latin nobilis (see noble (adj.)). French phrase noblesse oblige "privilege entails responsibility" is attested in English first in 1837.[noblesse etymology, noblesse origin, 英语词源]