Is “Righten” a Scrabble word?
Yes
RIGHTEN
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 Righten
verb
1.To make right; correct.
2.To set right or upright; right.