unearthly

adjective

1. Not of the earth; non-terrestrial.

2. Preternatural or supernatural.

3. Strange, enigmatic, or mysterious.

4. Ideal beyond the mundane.

5. Ridiculous, ludicrous, or outrageous.

6. Concerned with or affecting the spirit or soul

   “a spiritual approach to life”

   “spiritual fulfillment”

   “spiritual values”

   Similar: spiritual

7. Suggesting the operation of supernatural influences

   “an eldritch screech”

   “the three weird sisters”

   “stumps … had uncanny shapes as of monstrous creatures”

   Similar: eldritch, weird, uncanny