rumble

n.(旧式汽车车厢后的)折叠加座

ruff, ruffian, ruffle, rug, Rugby, Rugby League, Rugby Union, rugged, ruggedly, ruggedness, rugger, ruin, ruination, ruined, ruinous, rule, ruler, ruling, rum, rumba, rumbling, rumbustious, ruminant, ruminate, rumination, ruminative, ruminatively, rummage, rummage sale, rummy, rumor, rumour, rumour (US rumor), rumoured (US rumored), rump, rumple, rumpus, rumpus room, run, run (sth) down,