Is “Unchain” a Scrabble word?
Yes
UNCHAIN
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 Unchain
/ʌnˈtʃeɪn/
verb
1.To remove chains from; to free; to liberate.
Synonyms: unfetter