[{"Bold_text": "noun", "List Items": ["involuntary shaking of the body or limbs, as from disease, fear, weakness, or excitement; a fit of trembling.Synonyms: quiver , shiver , shudder", "any tremulous or vibratory movement; vibration:tremors following an earthquake.", "a trembling or quivering effect, as of light.Synonyms: oscillation", "a quavering sound, as of the voice."]}]