trailer truck, tractor trailer, trucking rig, rig, articulated lorry, semi
['prison, prison house', 'drilling platform, offshore rig', 'golfcart, golf cart', 'loudspeaker, speaker, speaker unit, loudspeaker system, speaker system', 'beach wagon, station wagon, wagon, estate car, beach waggon, station waggon, waggon', 'pedestal, plinth, footstall', 'half track']