Related Clues:

• Replaceable smartphone part
• Guard observed to protect credit
• Insect-blocking window insert
• Show shield
• Observed holding chromium mask
• What's coming up on and off from one exec rocks TV
• Deck-enclosing option
• Stones, on the loose, needing new guard
• Something loose on hillside attended by northern vet
• Loose stones close to cairn presenting riddle
• Cellphone surface
• Shield grasped protecting cavalier's flanks
• Conceal; show (a film)
• Guard detected getting hold of credit
• Stones gathered at bottom of cliff before new show