Related Clues:

• Bryologist’s topic
• Spaniel sound
• Moor growth
• Give orders like a drill sergeant
• Say 'bow-wow'
• Dog sound
• Yap
• Canine complaint
• Velvety forest growth
• Fuzzy green stuff
• It may be worse than a bite
• Lab alert?
• Rolling stone's lack?
• 'Woof!,' e.g.
• Guard dog's warning