Related Clues:

• Cut glass
• Wainscot section
• French-door feature
• Mantel
• You can see right through it
• Window projection
• Cliff protrusion
• Skyscraper feature
• Glass piece
• Stamp sheet
• Window piece
• Piece of window glass
• Climber's toehold
• Plexiglas unit
• Window-shopper's buy?