The most common and most likely answer to this crossword clue is the 6 letter word UNWORN
I've seen this crossword clue in Independent
U
N
W
O
R
N
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 UNWORN mean?
UNWORN adjective- Not having been worn, as clothing.
- Not worn away or eroded.