The most common and most likely answer to this crossword clue is the 9 letter word ENDANGERS
I've seen this crossword clue in The Guardian
E
N
D
A
N
G
E
R
S
More clues leading to the result ENDANGERS
- Gene drains liquid I left behind and puts at risk
- Threatens to throw grenades around noon
- Exposes tips holding needle
- Risks limits tackling drive round the bend
- Risks of heat in terminals
- They threaten death, outrage and American casualties
- Risks caused by tips at edges of nettle
- Stops controlling temper and threatens
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 ENDANGERS mean?
ENDANGERS verb- To put (someone or something) in danger; to risk causing harm to.
- To incur the hazard of; to risk; to run the risk of.