Obsessive-compulsive Disorder
The mental disorder: Obsessive-compulsive Disorder and its related psychological characteristics can be Discussed in this Thread.
Obsessive compulsive symptoms in youth may be a red flag for other psychological issues. Engaging in repetitive and ritualistic behaviors is part of typical child development. However, behaviors that develop into obsessive and compulsive symptoms may represent a red flag for serious psychiatric conditions. Source 1y.