[{"Bold_text": "adjective", "List Items": ["having reduced or deficient hearing ability; having mild, moderate, or severe hearing loss:We provide amplified phones for those who are hard of hearing so that they can communicate with friends and family."]}, {"Bold_text": "noun", "List Items": ["people who have reduced or deficient hearing ability:Besides being an aid for the hard of hearing, subtitles improve comprehension for viewers learning a different language."]}]