The most common and most likely answer to this crossword clue is the 11 letter word HABERDASHER
I've seen this crossword clue in Independent
H
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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 HABERDASHER mean?
HABERDASHER noun- A dealer in ribbons, buttons, thread, needles and similar sewing goods.
- A men's outfitter.
- A member of the Worshipful Company of Haberdashers, a livery company.