Related Clues:

• Slob
• Groom's charge
• Muppet Rizzo, e.g.
• Plague carrier
• Dirty dog
• Nocturnal rodent
• Untrustworthy one
• Puff, in a folk song
• Greedy sort
• Nonsharing type
• Lab maze runner
• Untrustworthy sort
• It may be down in the dumps
• Male fowl
• Snitch (on)