Related Clues:

• Collared one
• Guinea pig, often
• Boxer, e.g.
• Chihuahua, for one
• Pug or boxer
• It may be unleashed
• Pampered one
• Favored one
• Pursue closely
• Toto, for one
• 8-Across, for one
• 'Man's best friend'
• Mutt
• Astro or Dino, e.g.
• Kitten or parakeet, often