The Million Word Crossword Answer Book : "Comprehensive" is a 13-letter word that barely describes this truly astonishing crossword puzzle word treasury. In 1,280 pages, the specialist authors provide more than 1 million entries for crossword answers from 3 to 7 letters. The entries are exhaustive: For instance, they provide lists for 7-letter words and phrases with c as the 6th letter. The Million Word Crossword Answer Book consists of words and phrases from actual puzzles, representing an unprecedented 88 percent of all crossword puzzle answers. This massive book also contains a 100-page appendix of more than 20,000 difficult and uncommon words.