Related Clues:

• Mortise's mate
• Mortise go-with
• Mortise insertion
• Join by fusion
• Fuse, as metal
• Half of a joint
• Use an acetylene torch
• Fuse, in a way
• Fuse together
• Tuesday at the movies?
• Board projection
• Fuse metal
• Metalworker's joint
• Mortise-joint component
• Beam joiner