Is “Unearthliest” a Scrabble word?
Yes
UNEARTHLIEST
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Unearthliest
adjective
1.Not of the earth; non-terrestrial.
2.Preternatural or supernatural.
3.Strange, enigmatic, or mysterious.