\documentclass{ppex}
\nonstopmode
\usepackage {cwpuzzle}
\pagestyle{empty}
\setlength\textwidth{207.0pt}
\begin{document}
\ResetPreambleCommands
\ReadyForTheFray
\usepackage {cwpuzzle}
\begin{Puzzle}{7}{3}
|[1]T | A |[2]B | U  |   L |[3]A | R |.
|   * | * |[4]I | M  |   * |   X | * |.
|[5]D | E |   G | *  |[6]D |   E | T |.
\end{Puzzle}
\end{document}