[{"Bold_text": "noun", "List Items": ["something rare ,unusual, or uncommon:Snowstorms are a rarity in the South.", "something esteemed or interesting in being rare ,uncommon, or curious:That folio is a rarity that will bring a good price.", "the state or quality of being rare .", "rare rareoccurrence; infrequency:Volcanic eruptions on the island occur with great rarity.", "unusual excellence.", "thinness, as of air or a gas."]}]