The most common and most likely answer to this crossword clue is the 9 letter word APPEALING
I've seen this crossword clue in The Guardian
A
P
P
E
A
L
I
N
G
More clues leading to the result APPEALING
- Write off plain page? Charming!
- A very quiet part of London that’s really attractive
- A very quiet part of London’s attractive
- Attractive part of bowler’s job
- Attractive area — extremely quiet London region
- Enticing long leg might be doing this
- A very quiet place for filming comedies is attracting interest
- What bowler might be doing is attractive
- Copying boxing ring that’s attractive
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 APPEALING mean?
APPEALING verb- To call upon another to decide a question controverted, to corroborate a statement, to vindicate one's rights, etc.
- To call on (someone) for aid
- (informal elsewhere) To apply for the removal of a cause from an inferior to a superior judge or court for the purpose of reexamination or for decision.
- To be attractive.
- To ask an umpire for a decision on whether a batsman is out or not, usually by saying "How's that" or "Howzat".
- To accuse (someone of something).
- To summon; to challenge.
- To invoke (used with to).
- The act of making an appeal.
- Having appeal; attractive.