Related Clues:

• Exterminator's targets
• Royal pains
• Gnats, e.g.
• Entomology study
• Insecticide targets
• They're a nuisance
• Little brothers, often
• They may bug you
• Cockroaches and cicadas, e.g.
• Younger brothers, stereotypically
• Food for moles
• Mosquitoes, gnats, etc.
• Pains
• Annoying people
• Irksome individuals