The most common and most likely answer to this crossword clue is the 9 letter word INCOMMODE
I've seen this crossword clue in The Times
I
N
C
O
M
M
O
D
E
More clues leading to the result INCOMMODE
- Bother! Government department's cut earnings
- Put out half of modest income, sadly
- Where might chamber pot be put out?
- Hassle as government department cuts pay
- Trouble means taking in youth with a scooter
- Bother at home with multi-function toilet?
- Put out where one might go
- Inconvenience of one new wee chair?
- Trouble getting revenue, defence ministry admitted
- Where chamber pot might be put out
Buddy explains!

The straight part
We know that "Hassle" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case hassle = incommode.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 INCOMMODE mean?
INCOMMODE verb- To disturb, to discomfort, to hinder.