Related Clues:

• Code that's not a secret
• Room to maneuver
• Floor space
• Piece of land
• L x W
• Surroundings
• Geometrician's calculation
• Clothing store, with 'The'
• It has a code
• Big name in casual clothes
• Realm
• Kind of code used every day
• Invalidate
• Nonsmoking ___
• Geometric measure