The most common and most likely answer to this crossword clue is the 8 letter word RECURRED
I've seen this crossword clue in The Daily Telegraph
R
E
C
U
R
R
E
D
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 RECURRED mean?
RECURRED verb- To have recourse (to) someone or something for assistance, support etc.
- To happen again.
- To recurse.