Crossword Genius

National treasure with craggy face? (5)

Ross

I believe the answer is:

cliff

I'm a little stuck... Click here to teach me more about this clue!

'face?' is the definition.
(thesaurus)

I cannot understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for cliff that I've seen before include "Sir - - Richard" , "Steep high rockface" , "A sheer rock face, in mountain or by sea" , "-- Richard, singer" , "A sheer rock-face" .)

I've seen this clue in The Independent.
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.