[{"Bold_text": "noun", "List Items": ["the capacity for vigorous activity; available power:I eat chocolate to get quick energy.Synonyms: potency , force , vigor", "an adequate or abundant amount of such power:I seem to have no energy these days.", "Oftenenergies.a feeling of tension caused or seeming to be caused by an excess of such power:to work off one's energies at tennis.", "an exertion of such power:She plays tennis with great energy.", "the habit of vigorous activity; vigor as a characteristic:Foreigners both admire and laugh at American energy.Synonyms: push , zeal", "the ability to act, lead others, effect, etc., forcefully.", "forcefulness of expression:a writing style abounding with energy.", "Physics.the capacity to do work; the property of a system that diminishes when the system does work on any other system, by an amount equal to the work so done; potential energy potential energy.:E", "any source of usable power, as fossil fuel, electricity, or solar radiation."]}]