The most common and most likely answer to this crossword clue is the 7 letter word INTONED
I've seen this crossword clue in The Daily Telegraph
I
N
T
O
N
E
D
More clues leading to the result INTONED
- One of Kelly’s fans, perhaps, was singing
- Sang canticle as passionate about Scots hooligan
- Having adopted United, cool Irish MP chanted
- Uttered like a monk with a soft spot for Kelly
- “Skint!”, one dental nurse said monotonously
- Said to be obsessed with study in retirement
- Chanted, enthusiastic about Kelly
- Pronounced particularly popular, with a good body?
- Making some complaint, one definitely sounded like the vicar?
- Recited by popular model in front of ace director
Buddy explains!

The straight part
We know that "chanted" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case chanted = intoned.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 INTONED mean?
INTONED verb- To give tone or variety of tone to; to vocalize.
- To utter with a musical or prolonged note or tone; to speak or recite with singing voice; to chant.
- To utter a tone; utter a protracted sound.