[{"Bold_text": "noun", "List Items": ["the sound of a rapid succession of light beats or taps, as of rain, footsteps, etc."]}, {"Bold_text": "verb (used without object)", "List Items": ["to produce or move with this sound:She pitter-pattered along the hallway."]}, {"Bold_text": "adverb", "List Items": ["with such a sound:to run pitter-patter through the house."]}]