How many points is BUFF worth in Scrabble?

BUFF is worth 12 points in Scrabble.

Is BUFF a valid Scrabble word? Yes — 12 points

Yes, BUFF is a valid Scrabble word worth 12 points.

Yes, BUFF is a valid Words With Friends word worth 14 points.

BUFF is a valid Scrabble US/CAN word worth 12 points:

B₃U₁F₄F₄

BUFF is valid in Scrabble UK (World) —

B₃U₁F₄F₄

BUFF is a valid Words With Friends word worth 14 points:

B₄U₂F₄F₄

You can make 3 words from buff according to the Scrabble US and Canada dictionary.