Is DIFF a valid Scrabble word?
YES — DIFF is a valid Scrabble word 11 points
Scrabble® and Words With Friends® points for DIFF
DIFF is a valid Scrabble US/CAN word worth 11 points:
D2I1F4F4
DIFF is valid in Scrabble UK (World) —
D2I1F4F4
DIFF is a valid Words With Friends word worth 11 points:
D2I1F4F4