PRISMOID Scrabble 13 Words With Friends 15 Scrabble letter values: P3R1I1S1M3O1I1D2 = 13 Definition noun a prismatoid whose bases are polygons having the same number of sides and whose other faces are trapezoids or parallelograms. See all 114 words you can make from PRISMOID → 8-letter words Words starting with P Words ending with D ← Unscramble different letters