The following terms are suggested when describing a person with a disability.
If in doubt, ask.
Disabled, handicapped, crippled
Person(s) with a disability/people with disabilities
Crippled by, afflicted with, suffering from, victim of, deformed
Person who has...or, Person with...
Person who has a mobility disability/person who has a physical disability
Confined, bound, restricted to or dependent on a wheelchair
Person who uses a wheelchair
Deaf and dumb, deaf mute, hearing impaired
Person who is Deaf, hard of hearing
Retarded, mentally retarded
Person with a developmental disability (if still in school) / person with an intellectual disability
Spastic (as a noun)
Person with muscle spasms
Person with a physical disability
Mental Patient, mentally ill, mental, insane
Person with a mental health disability, Person who has schizophrenia, Person who has...
Learning Disabled, learning difficulty
Person with a Learning Disability
Visually impaired (as a collective noun)
People who are visually impaired, blind