NEPHRON Scrabble 12 Words With Friends 14 Scrabble letter values: N1E1P3H4R1O1N1 = 12 Definition noun any of the small tubules that are the excretory units of the vertebrate kidney. — synonyms: uriniferous_tubule See all 59 words you can make from NEPHRON → 7-letter words Words starting with N Words ending with N ← Unscramble different letters