Collect letters for word

The purpose of the program is to develop the user's skills in the choice of letters for writing a word.
The "Make" button starts the game. The bottom line is that you need to put the letters in the correct space correctly to get the word out. You can also see a prompt for each task.
For the program to work, you need to make a list of words. Each word must be at least 4 and no more than 9 characters.