unearthliest

/ʌnˈɜrθliɪst/
adjective
  1. Superlative form of unearthly; the most strange, eerie, or supernatural in appearance or quality.
    • That was the unearthliest sound I have ever heard.
    • The unearthliest part of the movie was the silent figure in the background.
    • Among all the haunted houses, this one had the unearthliest atmosphere.
Antonyms
What does "unearthliest" mean? | whatsthatwordmean | whatsthatwordmean