DECAHEDRON /ˌdɛkəˈhiːdɹən/ Scrabble 17 Words With Friends 18 Scrabble letter values: D2E1C3A1H4E1D2R1O1N1 = 17 Definition noun any polyhedron having ten plane faces. See all 359 words you can make from DECAHEDRON → 10-letter words Words starting with D Words ending with N ← Unscramble different letters