A person who suppresses anger, often feels hopeless, and has exaggerated responses to minor stressors has characteristics of which personality type

Distressed personality type or "Type D"

This individuals tend to supress powerful negative emotions as a means of coping with stressful events or situations. These individuals supress feelings of anger or sorrow even when they are in an environmental that is supportive of emotional expression. The Type D individual tends to be anxious, irritable, insecure and uncomfortable with strangers. These types of people ara constantly experiencing and anticipating negative emotions, they are also susceptible to pessimism and low-self esteem.