This study revealed that most maladjustment behaviors had avoidance mechanism. These behaviors included anxiety disorders, somatoform disorders, dissociative disorders, alcohol dependence, social withdrawal, school refusal and the like. In the functional analysis of this article, we argued that the forms of psychopathology were viewed as unhealthy methods of avoidance. The treatments of avoidance-based maladjustment behaviors (symptoms) expose clients to previously avoided private experiences.