Is POSS a valid Scrabble word?
YES — POSS is a valid Scrabble word 6 points
Scrabble® and Words With Friends® points for POSS
POSS is a valid Scrabble US/CAN word worth 6 points:
P3O1S1S1
POSS is valid in Scrabble UK (World) —
P3O1S1S1
POSS is not valid in Words With Friends.