| bannister, banister, balustrade, balusters, handrail; barricade; breakwater, groin, groyne, mole, bulwark, seawall, jetty; bulwarks, bulwark; crash barrier; dam, dike, dyke, levee; fence, fencing; fender, wing; grate, grating; hurdle; movable barrier; railing, rail; revetment; roadblock, barricade; starting gate, starting stalls |