#rampart__bulwark__wall  an embankment built around a space for defensive purposes; "they stormed the ramparts of the city"; "they blew the trumpet and the walls came tumbling down"
  supertype:  embankment  a long artificial mound of stone or earth; built to hold back water or to support a road or as protection
  subtype:  bailey  battlement  Chinese_Wall  earthwork  fraise
  part of:  munition__fortification  defensive structure consisting of walls or mounds built around a stronghold to strengthen it

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