Related Clues:

• Annoying type
• Caplet, e.g.
• Gadfly
• Annoying one
• Little brother, maybe
• Just what the doctor ordered
• Yapping dog, e.g.
• D-Con target
• Bug bomb target
• Placebo, e.g.
• Buttinsky, e.g.
• Caplet
• Spammer, for one
• Mosquito, e.g.
• Unwelcome visitor