CTENIDIUM Scrabble 14 Words With Friends 18 Scrabble letter values: C3T1E1N1I1D2I1U1M3 = 14 Definition noun comb-like respiratory structure serving as the gill of certain mollusks. See all 170 words you can make from CTENIDIUM → 9-letter words Words starting with C Words ending with M ← Unscramble different letters