* Automobiles: This is a formal and more complete name.
* Vehicles: A broader term that includes cars, trucks, motorcycles, etc.
* Autos: A shortened, informal version of automobiles.
* Motorcars: An older, less common term.
* Machines: A general term, but applicable.
* Ride: Informal term, often used to refer to a specific car or the act of driving.
* Wheels: Informal term, emphasizing the car's ability to move.
The best alternative depends on the situation.
