arch solid

10 LETTERS · STARTS WITH A

arch solid is a valid 10-letter word worth 15 points in Scrabble and 16 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

A1R1C3H4S1O1L1I1D2

1 + 1 + 3 + 4 + 0 + 1 + 1 + 1 + 1 + 2 =15 PTS

DOUBLE WORD → 30TRIPLE WORD → 45

MEANING

What does arch solid mean?