negotiation

noun negotiation

• arbitration — Arbitration is the judging of a dispute between people or groups by someone who is not involved.
• mediation — action in mediating between parties, as to effect an agreement or reconciliation.
• discussion — an act or instance of discussing; consideration or examination by argument, comment, etc., especially to explore solutions; informal debate.
• cooperation — joint operation or action
• diplomacy — the conduct by government officials of negotiations and other relations between nations.