All citadel synonyms

noun citadel

• fortification — the act of fortifying or strengthening.
• bastion — If a system or organization is described as a bastion of a particular way of life, it is seen as being important and effective in defending that way of life. Bastion can be used both when you think that this way of life should be ended and when you think it should be defended.
• fortress — a large fortified place; a fort or group of forts, often including a town; citadel.
• stronghold — a well-fortified place; fortress.
• manor — (in England) a landed estate or territorial unit, originally of the nature of a feudal lordship, consisting of a lord's demesne and of lands within which he has the right to exercise certain privileges, exact certain fees, etc.
• keep — to hold or retain in one's possession; hold as one's own: If you like it, keep it. Keep the change.
• castle — A castle is a large building with thick, high walls. Castles were built by important people, such as kings, in former times, especially for protection during wars and battles.
• fastness — a secure or fortified place; stronghold: a mountain fastness.
• fort — a strong or fortified place occupied by troops and usually surrounded by walls, ditches, and other defensive works; a fortress; fortification.
• blockhouse — (formerly) a wooden fortification with ports or loopholes for defensive fire, observation, etc
• redoubt — Mount, an active volcano in S Alaska, on the Alaska Peninsula: highest peak in the Aleutian Range. 10,197 feet (3108 meters).
• refuge — shelter or protection from danger, trouble, etc.: to take refuge from a storm.
• sanctuary — a sacred or holy place.
• top — Technical/Office Protocol
• tower — the fiber of flax, hemp, or jute prepared for spinning by scutching.