Here are some more appropriate terms:
* Deaf: This is the most common and preferred term for someone who cannot hear.
* Hard of Hearing: This term refers to someone who has some hearing loss, but can still hear some sounds.
* Person with a Hearing Impairment: This is a more general term that can encompass a range of hearing loss.
* Non-Verbal: This describes someone who does not communicate through spoken language.
Important Note: It's always best to ask the individual how they prefer to be addressed.