If you intercede with someone, you try to persuade them to forgive someone or end their disagreement with them. They asked my father to intercede with the king on their behalf It has also asked Britain and the United States to intercede. to speak in support of someone, especially in order to try to prevent them from being punished intercession intercede with (intercedere, from cedere )
To act between parties with a view to reconcile differences; to make intercession; to beg or plead in behalf of another; to mediate; usually followed by with and for; as, I will intercede with him for you