Related Clues:

• Joint part
• Carpenter's box
• Mortise connection
• Mortise's mate
• Mortise go-with
• Mortise insertion
• Join, in woodworking
• Half of a joint
• Woodworker's groove
• Architectural feature
• Cut at a 45-degree angle
• Lower part of a wall
• Joint groove
• Bishop's hat
• Board projection