EXOSTOSIS Scrabble 16 Words With Friends 16 Scrabble letter values: E1X8O1S1T1O1S1I1S1 = 16 Definition noun a benign outgrowth from a bone (usually covered with cartilage). See all 69 words you can make from EXOSTOSIS → 9-letter words Words starting with E Words ending with S ← Unscramble different letters