* Formal: The lawyer will intercede on behalf of the client to try and reduce the sentence.
* Informal: I had to intercede when my kids started fighting over the last cookie.
* Figurative: The warm spring weather seemed to intercede and melt away the winter's chill.
* With a specific person: The teacher asked the principal to intercede and help resolve the conflict between the students.
The word "intercede" implies an attempt to intervene or mediate in a situation to try and improve it or help someone.