rampart (n.) Look up rampart at Dictionary.com
"earthen elevation around a place for fortification," sometimes also including parapets, 1580s, from Middle French rempart, rampart, from remparer "to fortify," from re- "again" (see re-) + emparer "fortify, take possession of," from Old Provençal amparer, from Vulgar Latin *anteparare "prepare," properly "to make preparations beforehand," from Latin ante- "before" (see ante) + parare "prepare" (see pare). With unetymological -t in French, perhaps by influence of boulevart (see boulevard).