Is REOS a valid Scrabble word?
YES — REOS is a valid Scrabble word 4 points
Scrabble® and Words With Friends® points for REOS
REOS is a valid Scrabble US/CAN word worth 4 points:
R1E1O1S1
REOS is valid in Scrabble UK (World) —
R1E1O1S1
REOS is not valid in Words With Friends.