Related Clues:

• Covered, as with metal
• Like tridents
• Like pitchforks
• Metal-coated
• Like some utensils
• Like some harrows
• Like psi
• 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
• Only on the outside, dead in the inside
• It's all on the outside, but dead on the inside
• Dead inside, but it's all only on the outside