This book lists all 9-letter words with J, Q, X and Z. It also has 9-letter words that contain 2, 3 and 4 S's. And, it lists words for some duplicate, all triplicate and even some quadruplicate letters. Finally, it has 9-letter words that end with the letters A through Z (except for the words ending with the letters D, E, L, N, R, S, T and Y).