Related Clues:

• No purebred
• Ne'er-do-well
• Dirty rotten scoundrel
• Unsavory character
• A low-down dirty dog
• Surly sort
• Leader of the mongrel horde?
• Blackguard
• Pest
• Philanderer
• Despicable one
• Common canine
• Knave
• No gentleman
• Man without manners