Term: speedboat: a fast motorboat
Broader: motorboat: a boat propelled by an internal-combustion engine | Unrelated: pinwheel: perennial subshrub of Tenerife having leaves in rosettes resembling pinwheels
Broader: motorboat: a boat propelled by an internal-combustion engine | Unrelated: automotive technology: the activity of designing and constructing automobiles
Broader: motorboat: a boat propelled by an internal-combustion engine | Unrelated: dacelo: Australasian kingfishers
Broader: motorboat: a boat propelled by an internal-combustion engine | Unrelated: alpenstock: a stout staff with a metal point; used by mountain climbers
Broader: motorboat: a boat propelled by an internal-combustion engine | Unrelated: parity: functional equality
Broader: motorboat: a boat propelled by an internal-combustion engine | Unrelated: graphite: used as a lubricant and as a moderator in nuclear reactors
Broader: motorboat: a boat propelled by an internal-combustion engine | Unrelated: pony-trekking: a sport in which people ride across country on ponies
Broader: motorboat: a boat propelled by an internal-combustion engine | Unrelated: patriotism: love of country and willingness to sacrifice for it
Broader: motorboat: a boat propelled by an internal-combustion engine | Unrelated: academy: a school for special training
Broader: motorboat: a boat propelled by an internal-combustion engine | Unrelated: mastotermes darwiniensis: Australian termite; sole living species of Mastotermes; called a living fossil; apparent missing link between cockroaches and termites