Addicting word game. You are given two words. By adding, deleting or changing only one letter at a time, you must convert the first word into the second one in the least number of moves. Each letter change must create a valid new word. Decide which letter you want to add, delete or change and then type your new word and press ENTER. If your word is not valid it will be rejected and you should try again. High score based on your number of moves.