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W is the fourth letter of the numberbet, believe it or not, and no one cares if you do or not, so don't go around telling people if you believe it's the fourth letter of the numberbet or whatever.
Previous letter: "V"
Next letter: "X"
What W stands for Edit
It stands for Worry, which is French for F*** You!
What it is known for Edit
Being the stupidest letter of the alphabet.