This thread is hurtful and offensive to many people.
I understand that someone would use the word retarded in an offensive way because they didn’t know any better. But now you do know better. A number of commenters have explained that it is offensive.
If anyone here claims to be shomer mitzvos, they wouldn’t partake in hurting other people – especially after they were made aware that their language was hurtful.
Mods, please delete this thread.