bastion 7 Associations

fortification (generic term) munition (generic term)

breastwork 10 Associations

parapet fortification (generic term) munition (generic term)

bunker 6 Associations

dugout fortification (generic term) munition (generic term)

castle 6 Associations

fortification (generic term) munition (generic term)

entrenchment 12 Associations

intrenchment fortification (generic term) munition (generic term)

escarpment 10 Associations

escarp scarp protective embankment fortification (generic term) munition (generic term)