The most common and most likely answer to this crossword clue is the 9 letter word INTERESTS
I've seen this crossword clue in The Daily Telegraph
I
N
T
E
R
E
S
T
S
More clues leading to the result INTERESTS
- Activities advisor centrally books online holidays
- Concerns pisspoor street in Scotland’s capital
- Concerns about interrupting during exams
- Hobbies in street worried last of sparrows
- Between exams? No time for hobbies
- Advantages in winding streets
- Wacky sister, about ten, involved in hobbies
- Leisure activities at home setter's devised
- Naughty sister, about ten, aroused concerns
- Awakens concern and unhappily resents it
Buddy explains!

The straight part
We know that "hobbies" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case hobbies = interests.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 INTERESTS mean?
INTERESTS noun- The price paid for obtaining, or price received for providing, money or goods in a credit transaction, calculated as a fraction of the amount or value of what was borrowed.
- Any excess over and above an exact equivalent
- A great attention and concern from someone or something; intellectual curiosity.
- Attention that is given to or received from someone or something.
- An involvement, claim, right, share, stake in or link with a financial, business, or other undertaking or endeavor.
- Something or someone one is interested in.
- Condition or quality of exciting concern or being of importance
- Injury, or compensation for injury; damages.
- (usually in the plural) The persons interested in any particular business or measure, taken collectively.
- To engage the attention of; to awaken interest in; to excite emotion or passion in, in behalf of a person or thing.
- To be concerned with or engaged in; to affect; to concern; to excite.
- To cause or permit to share.
- The persons interested in any particular business or cause, taken collectively.