Related Clues:

• Follow relentlessly
• Goofy, e.g.
• Canine
• Pound resident
• Obedience school student
• Every one has its day
• Family member, often
• Kitty alternative
• Boxer, e.g.
• Bow-wow
• Pug or boxer
• Pursue closely
• Toto, for one
• 8-Across, for one
• 'Man's best friend'