R, Sexagesima, acting area, addition, angle, annex, apex, apron, apron stage, backstage, band shell, bandstand, bend, bifurcation, bight, board, boxcar, boxcars, branch, bridge, cable railway, cant, chevron, cog railway, coin, corner, coulisse, crank, crook, crotchet, deflection, dock, dogleg, dozen, dressing room, duodecimo, eighty, el, elbow, electric railway, elevated, elevated railway, eleven, ell, embankment, extension, feeder, feeder line, fifteen, fifty, five and twenty, flies, fly floor, fly gallery, forestage, fork, fortnight, forty, four and twenty, fourscore, fourscore and ten, fourteen, furcation, gravity-operated railway, greenroom, grid, gridiron, half a hundred, hook, horse railway, inflection, junction, knee, light railroad, lightboard, line, long dozen, main line, metro, monorail, ninety, nonagenarian, nook, octogenarian, orchestra, orchestra pit, performing area, pit, point, proscenium, proscenium stage, quindecennial, quindecim, quindecima, quindene, quoin, rack-and-pinion railway, rack railway, rail, rail line, railroad, railway, roadbed, roadway, score, septuagenarian, seventy, sexagenarian, sexagenary, sexagesimo-quarto, shell, sidetrack, siding, sixteen, sixteenmo, sixty-four, sixty-fourmo, sixty, stage, stage left, stage right, street railway, streetcar line, subway, swerve, switchback, switchboard, teens, terminal, terminus, the boards, thirteen, thirty-two, thirty-twomo, threescore, threescore and ten, track, tram, tramline, trestle, trolley line, trunk, trunk line, tube, turnout, twelve, twelvemo, twenty-five, twenty-four, twenty-fourmo, twenty, two dozen, two weeks, twoscore, underground, veer, vertex, wing, wings, zag, zig, zigzag