The most common and most likely answer to this crossword clue is the 10 letter word CONSULTANT
I've seen this crossword clue in Financial Times
C
O
N
S
U
L
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A
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T
More clues leading to the result CONSULTANT
- Unusual case taken by loyal advisor
- Specialist diplomats went to support Brown
- Adviser working with sovereign in court
- Advisor finding new ruler in bed
- Doctor finding new ruler in bed
- Doctor, you said, left wearing uniform
- Adviser continued to want leader of empire restricted
- Expert‘s relentless, taking on case for upheaval
- Adviser of firm Muslim ruler in a series of books
- Doctor and diplomat overseas go brown, with time
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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 CONSULTANT mean?
CONSULTANT noun- A person or party that is consulted
- A person whose occupation is to be consulted for their expertise, advice, or help in an area or specialty; a party whose business is to be similarly consulted