Castle barrier (7)
I believe the answer is:
rampart
(Other definitions for rampart that I've seen before include "Defensive earthwork" , "Fortified wall" , "Broad defensive wall" , "barricade" , "Defensive wall of a castle" .)
I believe the answer is:
rampart
(Other definitions for rampart that I've seen before include "Defensive earthwork" , "Fortified wall" , "Broad defensive wall" , "barricade" , "Defensive wall of a castle" .)