ghoulishly

/ˈɡuːlɪʃli/
adverb
  1. In a way that suggests a strong and unhealthy interest in death, decay, or frightening things.
    • The children ghoulishly described every detail of the horror movie.
    • He grinned ghoulishly as he told the ghost story around the campfire.
    • The tabloid ghoulishly published photos of the accident scene.
  2. In a pale, sickly, or ghostly manner resembling a ghoul.
    • The old house loomed ghoulishly against the stormy sky.
    • He emerged from the basement, ghoulishly covered in dust and cobwebs.
    • Her face was ghoulishly white under the moonlight.