Related Clues:

• Diplomat's need
• Diplomat's sine qua non
• Savoir faire
• Diplomatic technique
• Still in one piece
• Not broken up
• Delicateness
• Arbiter's quality
• Possessing everything essential
• Opposite of gaucheness
• Knowing when to be silent, e.g.
• Good quality for a politician
• Ambassador's forte
• Delicacy
• Diplomatic asset