Related Clues:

• Embitter
• Cause for complaint
• Get on one's nerves
• Piss off
• Make furious
• Obsess
• Raise one's hackles
• Be a pain in the neck
• Stinging plant
• Plant with stickers
• Try the patience of
• Get on the bad side of
• Provoke to anger
• Grievance
• Green stinger