Related Clues:

• Say 'hey,' say
• Pronounce the 'h' in a word
• Record the sound of Beethoven's fifth
• First appearance of Hook or second in theatre
• Sounded with an H, like Hook
• Higgins taught Eliza to like Captain Kidd
• Higgins's initial challenge to Eliza
• Hook, initially, and how he lived his life
• Horned viper I reckon to start with H
• Breathed consonant
• Start with an H, like Hook, perhaps
• Stop making reptile cross
• When to knock off, roughly speaking?
• At first Eliza didn't like bootleg version
• Breathe in; sound of h