Synonyms of intercession in English:

intercession


See US English definition of intercession

See UK English definition of intercession

See Spanish definition of intercesión

noun

1‘he made contact with the Austrians through the intercession of the Serbs’

SYNONYMS
mediation, intermediation, negotiation, arbitration, conciliation, intervention, interposition, involvement, action
pleading, petition, entreaty, supplication, good offices, agency, shuttle diplomacy
rare mediatorship