Diplomatic finesse is a term used to describe the ability to handle delicate situations with TACT and diplomacy. It involves being able to navigate difficult conversations and negotiations in a way that is respectful and effective. The term is often associated with the skill of diplomats, who must be able to maintain good relationships with other countries while also representing their own nation's interests. The crossword solution for this term is 'TACT, ' which is defined as the ability to deal with people in a sensitive and diplomatic way.