Related Clues:

• Corrupt
• Venom
• Pesticide
• Toxic stuff
• Kind of pen
• Skull-and-crossbones stuff
• Feature of many a whodunit
• Scull-and-crossbones stuff
• Whodunit item
• Contaminate
• Bane
• "Name yer ---"
• Exterminator's option
• Negative influence
• Something harmful