[{"Bold_text": "noun", "List Items": ["a salt or ester of carbonic acid carbonic acid."]}, {"Bold_text": "verb (used with object)", "List Items": ["to form into a carbonate.", "to charge or impregnate with carbon dioxide carbon dioxide:carbonated drinks.", "to make sprightly; enliven."]}, {"Bold_text": "Noun", "List Items": null}, {"Bold_text": "Verb", "List Items": null}]