How many points is DUD worth in Scrabble?

DUD is worth 5 points in Scrabble.

Is DUD a valid Scrabble word?

Yes, DUD is a valid Scrabble word worth 5 points.

Yes, DUD is a valid Words With Friends word worth 6 points.

YES — DUD is a valid Scrabble word 5 points

Scrabble US/CAN: 5 pts | Words With Friends: 6 pts

DUD is a valid Scrabble US/CAN word worth 5 points:

D₂U₁D₂

DUD is valid in Scrabble UK (World) —

D₂U₁D₂

DUD is a valid Words With Friends word worth 6 points:

D₂U₂D₂

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