The most common and most likely answer to this crossword clue is the 8 letter word BONEYARD
B
O
N
E
Y
A
R
D
More clues leading to the result BONEYARD
Buddy explains!

The straight part
We know that "cemetery" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case cemetery = boneyard.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 BONEYARD mean?
BONEYARD noun- A graveyard.
- In the game of dominoes, the pile of upside-down pieces that have yet to be used.
- A dumpsite for obsolete or unusable aircraft.