is a specific kind of: self-propelled vehicle.

is a broader term that covers: amphibian, amphibious vehicle | bloodmobile | auto, automobile, car, machine, motorcar | doodlebug | 4WD, four-wheel drive | go-kart | golf cart, golfcart | hearse | bike, motorcycle | snowplough, snowplow | motortruck, truck ... show more.

has as a part: airbrake | bodywork | brake system, brakes | cab | car wheel | chassis | cooling system, engine cooling system | drive line, drive line system | electrical system | fuel system | gear lever, gearshift, gearstick, shifter | emergency, emergency brake, hand brake, parking brake | ICE, internal-combustion engine | hodometer, mileometer, milometer, odometer | foot lever, foot pedal, pedal, treadle | power brake | second, second gear | speed indicator, speedometer | suspension, suspension system | windscreen, windshield | windscreen wiper, windshield wiper, wiper, wiper blade ... show more.

domain member category: steering mechanism, steering system | roadworthiness | smash, smash-up | undercoated, undersealed.