Is TOSA a valid Scrabble word?
YES — TOSA is a valid Scrabble word 4 points
Scrabble® and Words With Friends® points for TOSA
TOSA is a valid Scrabble US/CAN word worth 4 points:
T1O1S1A1
TOSA is valid in Scrabble UK (World) —
T1O1S1A1
TOSA is not valid in Words With Friends.