Crossword Genius

Temporary palace built at the shore (10)

Ross

I believe the answer is:

sandcastle

(Other definitions for sandcastle that I've seen before include "Fortress constructed on the beach" , "one that goes with the flow?" , "Model on a beach" .)

I've seen this clue in the Newsday.
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.