THESAURUS
iron curtain
Berlin wall, Bolshevism, Castroism, Communist Information Bureau, Communist Party, Maoism, Marxian socialism, Marxism, Marxism-Leninism, Pillars of Hercules, Stalinism, Titoism, Trotskyism, arch dam, backstop, bamboo curtain, bank, bar, barrage, barrier, barrier of secrecy, bear-trap dam, beaver dam, blackout, boom, border, border ground, borderland, breakwater, breastwork, brick wall, buffer, bulkhead, bulwark, censorship, cofferdam, communism, curtain, dam, defense, democratic centralism, dialectical materialism, dike, ditch, earthwork, embankment, fence, frontier, frontier post, gate, gravity dam, groin, hush-up, hydraulic-fill dam, ironbound security, jam, jetty, leaping weir, levee, logjam, march, marches, marchland, milldam, moat, mole, mound, oath of secrecy, official secrecy, outpost, outskirts, pall, parapet, portcullis, rampart, repression, revisionism, roadblock, rock-fill dam, seal of secrecy, seawall, security, shutter dam, smothering, stifling, stone wall, suppression, three-mile limit, twelve-mile limit, veil, veil of secrecy, wall, weir, wicket dam, work, wraps