The most common and most likely answer to this crossword clue is the 9 letter word PHILATELY
I've seen this crossword clue in Financial Times
P
H
I
L
A
T
E
L
Y
More clues leading to the result PHILATELY
- Pastime that’s welcome, occupying page in recent Times
- Collecting little stickers from Italy, help with sorting
- Items displayed by posters supporting this hobby
- Hobby of foreign character not long ago
- Collector’s pursuit of hip replacement not long ago
- Greek character not long ago collecting small pieces of paper
- Hobby that’s hip, possibly in the recent past
- Study of postal service reviewed arrival time in US city shortly
- Greek character now collecting stamps
Buddy explains!

The straight part
We know that "Collector’s pursuit" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case collector’s pursuit = philately.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 PHILATELY mean?
PHILATELY noun- Stamp collecting.
- The study of postage stamps, postal routes, postal history, etc.