Counterscarp, a term used in the field of military engineering refers to the outer slope of a ditch or moat. It is typically a steep bank created to prevent enemy troops from scaling the fortification. Synonyms for counterscarp include escarpment, rampart, bulwark, embankment, and parapet. These words all describe a defensive structure that serves as a barrier against opposing forces. Other synonyms for counterscarp include fortification, battlement, stronghold, citadel, and redoubt. Understanding the synonyms of counterscarp can help improve one's knowledge of military engineering, particularly when identifying and devising defensive strategies against enemy attacks.