How many points is UNDERSUPPLYING worth in Scrabble?

UNDERSUPPLYING is worth 23 points in Scrabble.

Is UNDERSUPPLYING a valid Scrabble word? Yes — 23 points

Yes, UNDERSUPPLYING is a valid Scrabble word worth 23 points.

No, UNDERSUPPLYING is not valid in Words With Friends.

UNDERSUPPLYING is a valid Scrabble US/CAN word worth 23 points:

U₁N₁D₂E₁R₁S₁U₁P₃P₃L₁Y₄I₁N₁G₂

UNDERSUPPLYING is valid in Scrabble UK (World) —

U₁N₁D₂E₁R₁S₁U₁P₃P₃L₁Y₄I₁N₁G₂

UNDERSUPPLYING is not valid in Words With Friends.

You can make 1 words from undersupplying according to the Scrabble US and Canada dictionary.