Related Clues:

• Problem for 1-Across
• Canine pest
• Blood-sucking insect
• In your ear, it's a rebuke
• Case of a mattress
• Sound of old clock
• Sound of a clock
• Check-mark or blood-sucking mite
• Blood-sucking parasites
• Make noise like old clock
• Arrangement for deferred payment
• Check the small mattress?
• In your ear, this insect is a rebuke
• Parasitic insect or clicking sound
• Blood-sucking insect or sound of old clock