CONCHOLOGY Scrabble 21 Words With Friends 24 Scrabble letter values: C3O1N1C3H4O1L1O1G2Y4 = 21 Definition noun the collection and study of mollusc shells. — synonyms: shell_collecting See all 70 words you can make from CONCHOLOGY → 10-letter words Words starting with C Words ending with Y ← Unscramble different letters