Related Clues:

• Nickname
• 17-Across, for example
• Tag
• Word of contempt
• Sobriquet
• Appellation
• Disparaging nickname
• It describes 40-Across
• Part of speech
• Ethelred the Unready, for one
• Disparaging word
• Defamatory phrase
• Disparaging expression
• Insult, perhaps
• Spike or Stinky