Possible Clues:

• 'Hullo, relative of Nelson! (7)'
• How to greet a relation, or rather friend, of Hamlet?
• The way to greet a relation of Nelson?
• Nelson or Hornblower?
• House share with a one-eyed philosopher?
• Hamlet's first speech, not all to his friend
• Admiral Nelson
• Viscount Nelson's first name
• Nelson's name
• How Nelson may have greeted a relation?