Possible Clues:

• Break code
• Translate, in a way
• Crack developed, rich and deep
• Make out with quiet woman after start of month
• Interpret notes, one sounding on organ
• Price he'd lay out to break into secret passage
• Make out nothing of French to begin with
• Work out (text in code)
• Translate a cryptogram
• Not a hard piece that's tricky to suss out