Possible Clues:

• Nag, say, after nagging too much might be?
• 'Husky, gruff (6)'
• Rough-sounding area in bay
• Steed around start of Avengers getting rough
• Sound animal, though croaky
• Sounds like animal in need of throat spray?
• Suffering from phonasthenia
• Not clear of the sound of what 1 across is for
• Arab, perhaps, kennelling a husky
• Barely able to speak