The most common and most likely answer to this crossword clue is the 2 plus 1 plus 6 plus 4 letter word IN A PRETTY PASS
I've seen this crossword clue in The Times
I
N
A
P
R
E
T
T
Y
P
A
S
S
Buddy explains!
The straight part
We know that "faced with a tricky situation" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case faced with a tricky situation = in a pretty pass.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.