whetstone slate

15 LETTERS · STARTS WITH W

whetstone slate is a valid 15-letter word worth 20 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

W4H4E1T1S1T1O1N1E1S1L1A1T1E1

4 + 4 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 1 + 1 + 1 =20 PTS

DOUBLE WORD → 40TRIPLE WORD → 60

MEANING

What does whetstone slate mean?