The most common and most likely answer to this crossword clue is the 8 letter word BROACHED
I've seen this crossword clue in The Daily Telegraph
B
R
O
A
C
H
E
D
More clues leading to the result BROACHED
Buddy explains!

The straight part
We know that "Raised" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case raised = broached.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 BROACHED mean?
BROACHED verb- To make a hole in, especially a cask of liquor, and put in a tap in order to draw the liquid.
- To open, to make an opening into; to pierce.
- To begin discussion about (something).
- To be turned sideways to oncoming waves, especially large or breaking waves.
- To cause to turn sideways to oncoming waves, especially large or breaking waves (usually followed by to; also figurative).