fortification Synonyms

bulwark citadel fortress redoubt defenses garrison Walls wall keep fort defense bastion stronghold barrier stockade rampart outwork munition spane strengthener strengthening stoccado spiking shield security parapet portcullis presidio ravelin scarp redan reenforcement reinforcement securement support tenaille timbering entrenchment ramparts defences munitions cloud buster acropolises military post command post mol tower turret weaponry vallation