Related Clues:

• 'Dear ___ ...'
• Sir's companion
• 'Just the facts, ___'
• What a person may become when kneeling
• Olivier or John, e.g.
• Ma'am's mate
• Lady of honor
• See 109-Across
• Polite word
• "Just the Facts, ___" (Webb biography)
• Baronet's address
• McCartney title
• Title
• One often thanked?
• “Dear” letter recipient