the why

7 LETTERS · STARTS WITH T

the why is a valid 7-letter word worth 18 points in Scrabble and 15 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
T1H4E1W4H4Y4
1 + 4 + 1 + 0 + 4 + 4 + 4 =18 PTS
DOUBLE WORD → 36TRIPLE WORD → 54
MEANING

What does the why mean?

1