EXODERM Scrabble 17 Words With Friends 18 Scrabble letter values: E1X8O1D2E1R1M3 = 17 Definition noun the outer germ layer that develops into skin and nervous tissue. — synonyms: ectoderm, ectoblast See all 59 words you can make from EXODERM → 7-letter words Words starting with E Words ending with M ← Unscramble different letters