Is SERR a valid Scrabble word?
YES — SERR is a valid Scrabble word 4 points
Scrabble® and Words With Friends® points for SERR
SERR is a valid Scrabble US/CAN word worth 4 points:
S1E1R1R1
SERR is valid in Scrabble UK (World) —
S1E1R1R1
SERR is not valid in Words With Friends.