The most common and most likely answer to this crossword clue is the 9 letter word SHARPENER
I've seen this crossword clue in Independent
S
H
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Buddy explains!
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 SHARPENER mean?
SHARPENER noun- A device for making things sharp.
- That which makes something sharp.
- An alcoholic drink taken at the start of the day, or just before a meal.