The word most commonly used in this context is morbid. Someone who exhibits an abnormal interest in or fixation on subjects considered unpleasant or disturbing, especially things like death and disease, is often referred to as morbid, as is the interest itself.
Examples:
necrophilia
obsessed=infatuated
ur obsessed
litiginous means being obsessed with litigation
'Flogging a horse to death' means being obsessed with something. It is not a phobia.
The word sought may be obsessed (fixated, fascinated).The similar word obese means overweight or fat.
Besessen is the German for obsessed.
Morbid.
My teacher is completely obsessed with chocolate.
The word that means to abandon or leave alone by death is "forsake."
it means death. The origin is french, spelled Morte
The word is photiofanafillia.
charos means death bringer.