Mental

1. alexithymia

1.1. inability to identify and describe emotions in the self. The core characteristics of alexithymia are marked dysfunction in emotional awareness, social attachment, and interpersonal relating.

1.2. reduced emotional expression in general

2. Trauma

2.1. a deeply distressing or disturbing experience.

3. Projective identification

3.1. is a term introduced by Melanie Klein to describe the process whereby in a close relationship, as between mother and child, lovers, or therapist and patient, parts of the self may in unconscious fantasy be thought of as being forced into the other person.

4. Type D

4.1. personality, a concept used in the field of medical psychology, is defined as the joint tendency towards negative affectivity (e.g. worry, irritability, gloom) and social inhibition (e.g. reticence and a lack of self-assurance). The letter D stands for "distressed".