The most common and most likely answer to this crossword clue is the 9 letter word REHEARSED
I've seen this crossword clue in Financial Times
R
E
H
E
A
R
S
E
D
More clues leading to the result REHEARSED
- Practised parking English undertaker’s vehicle in road
- Communist borders slow-moving car went through
- Pat‘s bothered after broadcasting here
- Practised getting tries in game set up
- Tried out black vehicle with scarlet upholstery
- Ran through tall grass catching catches
- Left-winger skirting last carriage run over
- Went through stop light rounding car on late trip?
- Practised and tried again covering empty space
- Practised, as coffin put back in funeral carriage?
Buddy explains!

The straight part
We know that "Practised" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case practised = rehearsed.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 REHEARSED mean?
REHEARSED verb- To repeat, as what has been already said; to tell over again; to recite.
- To narrate; to relate; to tell.
- To practise by recitation or repetition in private for experiment and improvement, prior to a public representation, especially in theater
- To cause to rehearse; to instruct by rehearsal.