Rampart

Definitions

1. A defensive mound of earth or a wall with a broad top and usually a stone parapet; a wall-like ridge of earth, stones or debris; an embankment for defensive purpose.
2. A defensive structure; a protective barrier; a bulwark.
3. That which defends against intrusion from outside; a protection.
4. A steep bank of a river or gorge.
   plural-normally

Equivalents

Examples

“Between the southern end⟳ of the village, called Bridge End⟳, and the River Thames runs a double⟳ row of ramparts and a ditch known as Dyke Hills.”

CEFR level