The most common and most likely answer to this crossword clue is the 6 letter word JILTED
I've seen this crossword clue in The Guardian
J
I
L
T
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 JILTED mean?
JILTED verb- To cast off capriciously or unfeelingly, as a lover; to deceive in love.