[{"Bold_text": "noun", "List Items": ["a person or thing that casts .", "a small wheel on a swivel, set under a piece of furniture, a machine, etc., to facilitate moving it.", "a bottle or cruet for holding a condiment.", "a stand containing a set of such bottles.", "a metal container for sugar, pepper, etc., having a perforated top to permit sprinkling; dredger; muffineer.", "Automotive.the angle that the kingpin makes with the vertical. Automobiles are usually designed with the upper end of the kingpin inclined rearwardpositive casterfor improved directional stability."]}, {"Bold_text": "verb (used without object)", "List Items": ["(of a wheel) to swivel freely in a horizontal plane."]}]