automisery

self-loathing, self-hatred, self-hate.

Origin: Greek ("auto, 'self'" + "miso, 'to hate'")

Since misery is a state of hatred of some, or all, of one's surroundings, automisery becomes the hatred of oneself.

Reference: Galdebrach, The Lord of Time; a time-travel series by Dan Trivates

Esau wallowed in automisery, as he reflected on the many poor decisions he had made, over the course of his life.