ORTHOCLASE Scrabble 15 Words With Friends 16 Scrabble letter values: O1R1T1H4O1C3L1A1S1E1 = 15 Definition noun a white or colored monoclinic feldspar. See all 856 words you can make from ORTHOCLASE → 10-letter words Words starting with O Words ending with E ← Unscramble different letters