Book excerpt: Stumped by a seven-letter synonym for chain that begins with m? Or how about an eight-letter ancient city in Asia Minor ending in mon? Even the best crossword puzzlers are sometimes at a loss for words. Now they can clue themselves in simply by opening the right book: The American Heritage® Crossword Puzzle Dictionary. It has 230,000 puzzle answers based on classic and recent puzzle clues, with 15,000 proper names in encyclopedic lists that range across hundreds of subject areas. Entry words are conveniently arranged in a single alphabetical list, with each entry’s answers and synonyms grouped by letter count for quick access and ease of use.