unearthly
adjective
[ ʌnˈəːθli ]
• unnatural or mysterious, especially in a disturbing way.
• "unearthly quiet"
Similar:
other-worldly,
not of this world,
supernatural,
preternatural,
extraterrestrial,
alien,
ghostly,
spectral,
phantom,
mysterious,
haunted,
chilling,
spine-chilling,
hair-raising,
blood-curdling,
uncanny,
eerie,
macabre,
strange,
weird,
unnatural,
bizarre,
eldritch,
spooky,
creepy,
scary,
phantasmal,
phantasmic,
• unreasonably early or inconvenient.
• "a job which involves getting up at an unearthly hour"
Similar:
unreasonable,
preposterous,
abnormal,
extraordinary,
absurd,
ridiculous,
horrendous,
outrageous,
unheard of,
out of the ordinary,
ungodly,
unholy,
godawful,