The most common and most likely answer to this crossword clue is the 6 letter word SPINAL
I've seen this crossword clue in The Daily Telegraph
S
P
I
N
A
L
More clues leading to the result SPINAL
- Girl endlessly upset with spike embedded in part of body
- Drinks up, carrying home type of tap?
- Pinches back and a length of backbone
- Vertebral peg displayed in reception room? Not on
- Bias with almost all of a particular column?
- Type of column plain speaking leader churned out
- How press advisers present a slight lack of backbone
- Lapsing somehow not good — backbone’s needed
- A left turn before filmed tap
- Speciality of some doctors — a line in part of body
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 SPINAL mean?
SPINAL noun- A spinal anesthesia.
- Of or relating to the spine.
- (of a frog, or other experimental animal) Having a pithed brain, but an intact spinal cord.