Term: moped: a motorbike that can be pedaled or driven by a low-powered gasoline engine
Broader: motor vehicle: a self-propelled wheeled vehicle that does not run on rails | Unrelated: plutocracy: a political system governed by the wealthy people
Broader: motor vehicle: a self-propelled wheeled vehicle that does not run on rails | Unrelated: blanket: a layer of lead surrounding the highly reactive core of a nuclear reactor
Broader: motor vehicle: a self-propelled wheeled vehicle that does not run on rails | Unrelated: shaft: a long rod or pole (especially the handle of an implement or the body of a weapon like a spear or arrow)
Broader: motor vehicle: a self-propelled wheeled vehicle that does not run on rails | Unrelated: shirtsleeves: not wearing a jacket;  means you are not wearing anything over your shirt
Broader: motor vehicle: a self-propelled wheeled vehicle that does not run on rails | Unrelated: string orchestra: an orchestra playing only stringed instruments
Broader: motor vehicle: a self-propelled wheeled vehicle that does not run on rails | Unrelated: mastiff bat: a soft-furred chocolate-brown bat with folded ears and small wings; often runs along the ground
Broader: motor vehicle: a self-propelled wheeled vehicle that does not run on rails | Unrelated: maori: the Oceanic language spoken by the Maori in New Zealand
Broader: motor vehicle: a self-propelled wheeled vehicle that does not run on rails | Unrelated: end organ: a specialized structure at the peripheral end of some motor or sensory nerve fibers
Broader: motor vehicle: a self-propelled wheeled vehicle that does not run on rails | Unrelated: regalia: paraphernalia indicative of royalty (or other high office)
Broader: motor vehicle: a self-propelled wheeled vehicle that does not run on rails | Unrelated: water carpet: aquatic herb with yellowish flowers; central and western United States