boulevard – From French, literally “rampart” or a “promenade on the site of a rampart.” More…
bulwark – Comes from German bole, “plank,” and werc, “work,” and originally meant “rampart made out of planks or tree trunks.” More…
rampart – From Latin re-, “again,” and emparer, “fortify,” from the earlier ante-, “before,” and parare, “prepare.” More…