Is “Unkindest” a Scrabble word?
Yes
UNKINDEST
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 Unkindest
adjective
1.Lacking kindness, sympathy, benevolence, gratitude, or similar; cruel, harsh or unjust; ungrateful.
2.Not kind; contrary to nature or type; unnatural.
3.Having no race or kindred; childless.