high levels of harm avoidance
Psychopathy, Antisocial Personality Disorder, Asocial Personality Disorder, Narcissistic Personality Disorder and Borderline Personality Disorder are probably the closest. Some sources do not differentiate among some of these and sociopathy.
could be depression, Avoidant Personality Disorder, Antisocial Personality Disorder, Schizoid Personality Disorder, Major Depressive Disorder, paranoid Personality Disorder, etc. . .
They are perceived as cold and distant.
Some disorders associated with lack of empathy include narcissistic personality disorder, antisocial personality disorder, and certain forms of autism spectrum disorder. These disorders can hinder an individual's ability to understand or connect with others' emotions and perspectives.
The Cheshire Cat from "Alice's Adventures in Wonderland" by Lewis Carroll is often interpreted as exhibiting characteristics of dissociative identity disorder (previously known as multiple personality disorder) due to his ability to appear and disappear at will and his changeable personality.
dependent personality disorder
Depends on which personality disorder you are talking about.
Dissocial personality disorder
Split personality disorder and multiple personality disorder are both old names. It is now referred to as dissociative identity disorder.
According to news reports and press releases she does not have Paranoid Personality Disorder, she has a Multi-Personality Disorder.
Some good movies and films for studying personality disorders are "Gone With the Wind" (narcissistic personality disorder), "Funny Girl" (narcissistic personality disorder), "Girl, Interrupted" (borderline personality disorder), "The Godfather" (antisocial personality disorder), and "Wall Street" (antisocial personality disorder).
Severe case of Borderline Personality Disorder