CORKBOARD Scrabble 18 Words With Friends 20 Scrabble letter values: C3O1R1K5B3O1A1R1D2 = 18 Definition noun a heat-insulating building material consisting of cork granules that are made into sheets by compressing and baking. See all 109 words you can make from CORKBOARD → 9-letter words Words starting with C Words ending with D ← Unscramble different letters