The most common and most likely answer to this crossword clue is the 7 letter word PERIWIG
I've seen this crossword clue in The Guardian
P
E
R
I
W
I
G
More clues leading to the result PERIWIG
- Antique rug messy sort used to cover flex up
- Perhaps Napoleon receives message to return old rug
- Enthusiastic eater gobbling cable rolled over in old syrup
- Beautiful female, wife with one good hairpiece
- Hair and metallic thread upsettingly swallowed by farm animal
- Old rug cord held back by slob
- Animal trapping bug rolled in syrup
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 PERIWIG mean?
PERIWIG noun- A wig, especially any kind of stylised wig as formerly worn by men and women.
- To dress with a periwig, or with false hair; to bewig.