Related Clues:

• Gnaw at
• Really ruffle
• Be a pest to
• Really bug
• Really get to
• Make upset
• Get on one's nerves
• Piss off
• Raise one's hackles
• Be a pain in the neck
• Try the patience of
• Get on the bad side of
• Be a noodge to
• Be a thorn in the side of
• Bother greatly