Stately (5)
'stately' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for regal that I've seen before include "Portable organ" , "Kingly or queenly" , "Imperial, majestic" , "Magnificent, dignified" , "King-like" .)
(Other definitions for noble that I've seen before include "aristocrat, maybe" , "Former gold coin" , "Lord" , "with a title?" , "eg Earl" .)