Complex sentence: There is pressure on the hearing child of a deaf adult to protect their parent from things the parent cannot hear, whether it be ignorant or insensitive comments made by passersby or alarming noises around the house (fire alarm, burglars, etc.).
Split into simpler sentences: There is pressure on the hearing child of a deaf adult to protect their parent from things the parent cannot hear. Whether it be ignorant or insensitive comments made by passersby, or things such as alarming noises around the house (fire alarm, burglars, etc.).