The most common and most likely answer to this crossword clue is the 9 letter word OBSCURITY
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More clues leading to the result OBSCURITY
Buddy explains!
The straight part
We know that "anathema to a celeb" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case anathema to a celeb = obscurity.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 OBSCURITY mean?
OBSCURITY noun- Darkness; the absence of light.
- The state of being unknown; a thing that is unknown.
- The quality of being difficult to understand; a thing that is difficult to understand.