[{"Bold_text": "verb (used without object)", "List Items": ["to burn unsteadily; shine with a wavering light; blink on and off:The candle flickered in the draft and went out.Synonyms: twinkle , shimmer , flash , gleam , glimmer , flare", "to move to and fro; vibrate ; quiver :The long grasses flickered in the wind.", "to flutter :Her eyelids flickered, the only sign she'd been startled.", "to appear or occur briefly:A smile flickered across his face."]}, {"Bold_text": "verb (used with object)", "List Items": ["to cause to flicker:She flickered the lights quickly to attract their attention."]}, {"Bold_text": "noun", "List Items": ["an unsteady flame or light:A dim flicker of lamplight was all that illuminated the room.", "a flickering movement:The flicker of the snake's tongue was hypnotizing.", "a brief occurrence or appearance:The thought of reinforcements gave them a flicker of hope.", "Oftenflick·ers.Slang. flick2 .", "Ophthalmology.the visual sensation of flickering that occurs when the interval between intermittent flashes of light is too long to permit fusion."]}, {"Bold_text": "noun", "List Items": ["any of several American woodpeckers of the genus Colaptes,having the underside of the wings and tail brightly marked with yellow or red and noted for taking insects from the ground as well as trees."]}]