1. 以他人的痛苦为乐的；对死亡（或死人）感兴趣的
Ghoulish people and things show an unnatural interest in things such as human suffering, death, or dead bodies.

2. 食尸鬼似的
Something that is ghoulish looks or behaves like a ghoul.

1. suggesting the horror of death and decay

e.g. morbid details

Synonym: morbid