Related Clues:

• Walter Mitty's wife, e.g
• Old horse or ex-wife?
• Xanthippe, e.g
• Racehorse, to a tout
• Inveterate faultfinder
• Find fault with horse?
• Do some henpecking
• Rundown horse
• Chronic critic
• Be overly persistent
• Constantly find fault
• Old gray mare, e.g
• Bother, in a way
• Constant critic
• Kvetch constantly