Cluster A (Odd, bizarre, eccentric)
The first personality cluster is Cluster A. This cluster has the common characteristics or features of social awkwardness and social disorder. Most of the disorders in this cluster are controlled by distorted thinking.
Cluster B (Dramatic, erratic)
The second personality cluster is Cluster B. Some of the personality disorders that this includes is Borderline PD, Narcissistic PD, Histrionic PD and Antisocial PD. All of the disorders in this cluster have characteristics or features of impulse control and emotional regulation.
Cluster C (Anxious, fearful)
The third personality cluster is Cluster C. This cluster includes the Avoidant, Dependent and Obsessive-Compulsive PD. These three personality disorders all have a high level of anxiety.
Paranoid Disorder
A person is paranoid PD will almost always believe that people's motives are suspicious or evil. These people will assume that people are trying to harm or exploit them even though they have no evidence of it. While normal people have some degree of being paranoid at times, them people with paranoid PD are always affected and they will have a high level of being paranoid.