Mental retardation is a well known term. How many think it should be changed to get away from the r word?

See below. The current terms used are intellectual impairment, mental deficiency or disability. Nobody use the term mental retardation anymore.
It has been. Since rosa's law, the correct term is intellectual disability. Many people share your sentiment that " mental retardation" is pejorative language.Now you can educate whoever is using the old terminology!