[{"Bold_text": "noun", "List Items": ["any elongate cylindrical worm of the polychaete family Nereididae, including clamworms."]}, {"Bold_text": "adjective", "List Items": ["of or relating to the family Nereididae."]}, {"Bold_text": "noun", "List Items": ["(sometimes lowercase)Classical Mythology.any of the 50 daughters of Nereus; a sea nymph.", "Astronomy.a moon of the planet Neptune."]}]