Disappointment is the feeling that reality does not meet, or exceed, one's expectations. 

Betrayal occurs when one is disappointed by another, and the second party's behavior is believed to be intentional. 

Suffering is the feeling of  pain (physical, psychological, emotional, or spiritual) that is believed to be outside one's control, overwhelming, and/or never-ending.  Agony.

Psychological torture involves the feeling of overwhelming and/or never-ending mental pain, in which the pain is excruciating.  Anguish.  The act refers to intentionally caused suffering of mental pain.

Embarrassment occurs when one's behavior or ability is judged, or expected to be judged, and found to be lacking. 

Sadness occurs when one feels unhappiness or grief; sorrowful or mournful