Related Clues:

• Unites firmly
• Makes firm
• Bonds firmly
• 3-Down and others
• Modeler's adhesives
• Locks down
• They form lasting attachments
• Uses a buckle
• Attaches securely
• Puts together, in a way
• Common adhesives
• Makes secure
• Bonds securely
• Uses Elmer's, e.g.
• Joins, as stones in a wall