Related Clues:

• A lily's cover?
• Thin layer of gold
• Coated with a precious metal
• -- -edged (top-quality)
• Thin ornamental layer
• Showy coat?
• __-edged (highest-quality)
• __-edged (top-quality)
• Gold-coloured coating
• Coating that looks like gold
• It's not a singular way to get a boy that's nice only on the outside
• It's only on the surface that it's dead inside
• Not in time inside, just on the surface
• On the outside it's valuable, but inside it's 30 across (6)
• Seems dead inside, but it's only on the surface