General:
* Macabre: This word emphasizes the morbid and horrifying aspects.
* Horrific: This word highlights the intensely frightening and shocking nature.
* Dreadful: This word emphasizes the feeling of fear and disgust.
* Appalling: This word suggests something that is shockingly bad or unacceptable.
* Mortifying: This word emphasizes the feeling of shame and humiliation.
More specific:
* Gory: This word focuses on the presence of blood and violence.
* Grisly: This word emphasizes the gruesome and disturbing details.
* Eerie: This word focuses on the unsettling and mysterious aspects.
* Frightful: This word emphasizes the feeling of intense fear.
* Terrifying: This word highlights the feeling of extreme fear and dread.
The best word to use will depend on the specific context and the emotion you want to evoke.