Term: running board: a narrow footboard serving as a step beneath the doors of some old cars
Broader: footboard: a narrow platform on which to stand or brace the feet | Unrelated: cushaw: plant bearing squash having globose to ovoid fruit with variously striped grey and green and white warty rinds
Broader: footboard: a narrow platform on which to stand or brace the feet | Unrelated: cheese souffle: puffy dish of cheese and eggs (whites beaten separately) and white sauce
Broader: footboard: a narrow platform on which to stand or brace the feet | Unrelated: protactinium: a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
Broader: footboard: a narrow platform on which to stand or brace the feet | Unrelated: passer: (football) a ball carrier who tries to gain ground by throwing a forward pass
Broader: footboard: a narrow platform on which to stand or brace the feet | Unrelated: hangnail: a loose narrow strip of skin near the base of a fingernail; tearing it produces a painful sore that is easily infected
Broader: footboard: a narrow platform on which to stand or brace the feet | Unrelated: army national guard: a civilian reserve component of the United States Army comprised of guardsmen who serve during overseas peacekeeping missions and during local emergencies
Broader: footboard: a narrow platform on which to stand or brace the feet | Unrelated: ground glass: glass that diffuses light due to a rough surface produced by abrasion or etching
Broader: footboard: a narrow platform on which to stand or brace the feet | Unrelated: bullock's heart: small tropical American tree bearing a bristly heart-shaped acid tropical fruit
Broader: footboard: a narrow platform on which to stand or brace the feet | Unrelated: lassa fever: an acute contagious viral disease of central western Africa; characterized by fever and inflammation and muscular pains and difficulty swallowing; can be used as a bioweapon
Broader: footboard: a narrow platform on which to stand or brace the feet | Unrelated: television: broadcasting visual images of stationary or moving objects; ;  - Ernie Kovacs