Suitable for a high-ranking peer (5)

I believe the answer is:

ducal

(Other definitions for ducal that I've seen before include "Relating to one level of nobility" , "Relating to a noble" , "of Wellingtons?" , "Pertaining to a duke" , "Peer's" .)

I've seen this clue in The Guardian.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.