As you may have noticed, above you will find words for "One of two sets of wheels under a locomotive or railcar; also, a structure with axles and wheels under a locomotive, railcar, or semi which provides support and reduces vibration for the vehicle.". Hover the mouse over the word you'd like to know more about to view its definition. Click to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.