The most common and most likely answer to this crossword clue is the 8 letter word TICKLISH
I've seen this crossword clue in The Daily Telegraph
T
I
C
K
L
I
S
H
More clues leading to the result TICKLISH
- Difficult retreating in rich silk city
- Problematic mark of success is penned by left hand
- Credit slip uncovered: don’t say a word — it’s sensitive
- It is difficult being so sensitive
- Laughing when touched may be difficult
- Remarkable slick hit that’s difficult to deal with
- Difficult: getting credit on top of loans is hard
- It is difficult being sensitive
- Awkward jerk goes to Malaysian capital – is he drug-free?
- Awkward moment left one silent
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 TICKLISH mean?
TICKLISH adjective- Sensitive or susceptible to being tickled.
- Touchy, sensitive, or delicate.