bulwark
1. bul.wark \'bu.l-(.)w*rk, -.wo.rk; 'b*l-(.)w*rk\ n [ME bulwerke, fr. MD bolwerc, fr. MHG, fr. bole plank + we]rc work 1a: a solid wall-like structure raised for defense : RAMPART 1b: BREAKWATER, SEAWALL 2: a strong support or protection in danger 3: the side of a ship above the upper deck - usu. used in pl. 2. bulwark vt : to fortify or safeguard with a bulwark : PROTECT