The most common and most likely answer to this crossword clue is the 9 letter word PUNCTUATE
I've seen this crossword clue in The Guardian
P
U
N
C
T
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A
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E
More clues leading to the result PUNCTUATE
Buddy explains!

The straight part
We know that "Pointedly edit written work" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case pointedly edit written work = punctuate.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 PUNCTUATE mean?
PUNCTUATE verb- To add punctuation to.
- To add or to interrupt at regular intervals.
- To emphasize; to stress.