Gruesome (adjective) — مُروع: Causing horror or disgust by being bloody or violent. Below are 8 words with a similar meaning; the linked ones have full GL Dictionary entries with their meaning in Arabic.
Causing horror or disgust.
Causing great horror or fear; very bad.
Disturbing and horrifying because of a strong focus on death or injury.
Causing horror; extremely shocking.
Very ugly or horrible.
Extremely unpleasant; disgusting.
Serious, stern, or depressing.
shocking
Involving much blood and violence.