Using the given six letters, form a four letter word, a five letter word, and a six letter word to move onto the next puzzle. Features include: 20 puzzles. 5 answers. Stats page. UPGRADE TO 4-5-6 Pro and get: 1000 puzzles. Unlimited Answers. Puzzle selector. No ads. For the Pro version go. The dictionary I'm using is not extensive due to lack of availability of word lists.