WordNet: fortification, munition

defensive structure consisting of walls or mounds built around a stronghold to strengthen it

• hypernym defence, defense, defensive structure

• hyponym bastion

• hyponym bunker, dugout

• hyponym castle

• hyponym defilade

• hyponym entrenchment, intrenchment

• hyponym escarp, escarpment, protective embankment, scarp

• hyponym fieldwork

• hyponym lunette

• hyponym palisade

• hyponym breastwork, parapet

• hyponym redoubt

• hyponym stockade

fortification

• (englanti) fortify (derivationally related)
• (suomi) linnoitus (synonyymi)

munition

• (suomi) linnoitus (synonyymi)