[{"Bold_text": "adjective", "List Items": ["inertly heavy like lead ;hard to lift or move:a leaden weight; leaden feet.", "dull, spiritless, or gloomy, as in mood or thought:leaden prose; a leaden atmosphere.", "of a dull gray color:leaden skies.", "oppressive; heavy:a leaden silence.", "sluggish; listless:They moved at a leaden pace.", "of poor quality or little value.", "made or consisting of lead ."]}, {"Bold_text": "verb (used with object)", "List Items": ["to make leaden, sluggish, dull, etc.:Fatigue had leadened his brain and step."]}]