stately (adj.)youdaoicibaDictYouDict[stately 词源字典]
"noble, splendid," late 14c., from -ly (1) + state (n.1) in a sense of "costly and imposing display" (such as benefits a person of rank and wealth), attested from early 14c. This sense also is preserved in the phrase to lie in state "to be ceremoniously exposed to view before interment" (1705). Hence also stateroom. Related: Stateliness.[stately etymology, stately origin, 英语词源]