Synonyms for the phrase "more stone deaf" include completely deaf, profoundly deaf, entirely deaf, and totally deaf. These terms describe individuals who have a severe or total hearing loss and are unable to hear even the loudest sounds. Other synonyms include fully deaf, deaf as a post, and deaf as a doornail. Hearing impairment can occur from birth or as a result of illness, injury, or exposure to loud noises. People who are deaf communicate using sign language, lip-reading, or through devices like hearing aids and cochlear implants. Accessible and inclusive environments can help to break down barriers and improve communication for those who are deaf.