Alexithymia is
Alexithymia is inability or difficulty in describing or being aware of one's emotions or moods; elaboration of fantasies associated with depression, substance abuse, and posttraumatic stress disorder (PTSD). Reference:Kaplan & Sadock's Comprehensive textbook of Psychiatry Tenth edition, Volume 3 Pg.4559
A feeling of intense rapture
Pathological sadness
Affective flattening
Inability to recognize and describe feelings
Symptoms and signs in psychiatry and classification