Related Clues:

• It's not put in speech one delivered in first part of the performance
• Bird without bill is silent
• Unspoken, implied
• I must be bound by discretion, that's understood
• It's understood one's engaged in diplomacy
• It's taken for granted in special attic
• Understood tense account given by Italian
• Implied it's time to do something about independence
• It's taken for granted in strange attic
• Implied one must be bound by discretion
• It's taken for granted in attic structure
• Performed vocally; Chinese dynasty
• Unspoken understanding from one in diplomacy
• Performed at the Met
• Implicit authentication partially withdrawn