[{"Bold_text": "noun", "List Items": ["Music.the note tone on which a key system of tones is founded; the tonic.", "the main idea or central principle of a speech, program, thought, action, etc.", "the policy line to be followed, as by a party in a political campaign, that is set forth authoritatively in advance by an address or other formal announcement.", "keynote address keynote address."]}, {"Bold_text": "verb (used with object)", "List Items": ["to announce the policy of (a political party, campaign, assembly, etc.); deliver a keynote address at:The governor will keynote the convention.", "to serve as the keynote for.", "Music.to give the keynote of."]}, {"Bold_text": "verb (used without object)", "List Items": ["to provide a keynote, especially a keynote address:He refused an invitation to keynote."]}]