The most common and most likely answer to this crossword clue is the 9 letter word REPUDIATE
I've seen this crossword clue in The Daily Telegraph
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More clues leading to the result REPUDIATE
- Reject skin of rice pudding one had for lunch?
- Deny help in retirement, standing around
- Push back about dessert one had
- Give up and eat up dire stew
- Refuse to accept general opinion over help from the south
- . . . . floating at pier due for cast off
- Refuse one scam about being involved in prize
- Issue denial about the sweet I consumed
- Idea erupts surprisingly, no point to deny
- Don’t accept note with sweet I consumed
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 REPUDIATE mean?
REPUDIATE verb- To reject the truth or validity of; to deny.
- To refuse to have anything to do with; to disown.
- To refuse to pay or honor (a debt).
- To be repudiated.