The most common and most likely answer to this crossword clue is the 9 letter word INTERCEDE
I've seen this crossword clue in The Guardian
I
N
T
E
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C
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E
More clues leading to the result INTERCEDE
- Moderate papers holding centre ground finally close
- Plead for Bury to get grant
- Act as advocate for drunken teen with cider
- Mediate with outspoken top tennis player after explosive tie containing new winner finally
- Petition fencing knight errant recited, all over Spain
- Teen cried out — act as peacemaker
- Step in plant root to be picked up
- Plead for most of season to get sow announced
- Moderate and decent with ire controlled
- Mediate — in tribunal, initially decree differently
Buddy explains!
The straight part
We know that "Act as advocate for" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case act as advocate for = intercede.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does INTERCEDE mean?
INTERCEDE verb- To plead on someone else's behalf.
- To act as a mediator in a dispute; to arbitrate or mediate.
- To pass between; to intervene.