Mental process that removes unacceptable thoughts and memori…

Mental process that removes unacceptable thoughts and memories from consciousness and keeps them the unconscious.    For example, a veteran goes through a traumatic experience during the war and while in therapy, the psychologist notices that this memory has been “blacked out” for the veteran. He can not recall the day of the incident at all (likely because it was so traumatic and uncomfortable).    What is responsible for this? 

A kid misses an important goal at the end of his soccer game…

A kid misses an important goal at the end of his soccer game and is visibly upset. His parent tries to cheer him up by saying, “Just don’t think about it, it’ll be fine.”  You as a psychologist congratulate the parent on an effective pep talk. From what we know about the process of thought suppression, it is likely that this child will now start to relax.