Broadsword rhymes with:
tipsword, aboveboard, baseboard, billboard, blackboard, cardboard, checkerboard, chessboard, chipboard, clapboard, clavichord, clipboard, concord, concorde, containerboard, dartboard, dashboard, fiberboard, fibreboard, fingerboard, floorboard, gaylord, hardboard, harpsichord, headboard, inboard, keyboard, landlord, linerboard, mopboard, notochord, onboard, outboard, overboard, overlord, paperboard, pegboard, plasterboard, pressboard, scoreboard, seaboard, shipboard, skateboard, smorgasbord, snowboard, springboard, storyboard, surfboard, switchboard, teaford, terpsichorde, tipsword, underinsured, wallboard, warlord, washboard, woodward