The most common and most likely answer to this crossword clue is the 9 letter word BARITONES
B
A
R
I
T
O
N
E
S
Buddy explains!
The straight part
We know that "choir voices/angel" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case choir voices/angel = baritones.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 BARITONES mean?
BARITONES noun- The male voice between tenor and bass
- The musical range between tenor and bass
- A person, instrument, or group that performs in the range between tenor and bass
- A brass instrument similar to the euphonium, but with a cylindrical bore instead of a conical one; a baritone saxhorn
- A word that is not accented on the ultimate syllable.
- A word that is accented on the penultimate syllable.