Deluxe Scrabble for Windows

Deluxe Scrabble gives lets you play against 9 skill levels of computer opponents, or another human player. The game also allows for an Arbitrator who can view all players' racks as well as edit the board.

There is a timer that you can activate to increase the challenge... there are 13 settings from 10 seconds to 1 hour per turn, as well as off.

The game also has two word lookup features for finding words that your letters can create. Both features use the Official Scrabble Dictionary, where you can also view and edit the definitions.