Related Clues:

• It can get under your skin
• Ruin, with ''up''
• Little nipper
• Chinch
• It might make you a nitpicker
• Contemptible sort
• Word with ''market'' or ''circus''
• See 24 Down
• Dog's irritant
• Dog's pest
• Hound hopper
• Bloodsucking insect
• Tiny biter
• Dog collar target
• Bad thing to have in one's coat