[{"Bold_text": "verb (used without object)", "List Items": ["to go, fly, revolve, or otherwise move quickly with a humming or buzzing sound:An electric fan whirred softly in the corner."]}, {"Bold_text": "verb (used with object)", "List Items": ["to move or transport (a thing, person, etc.) with a whirring sound:The plane whirred them away into the night."]}, {"Bold_text": "noun", "List Items": ["an act or sound of whirring:the whir of wings."]}]