The most common and most likely answer to this crossword clue is the 9 letter word MORTIFIED
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The straight part
We know that "embarrassed" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case embarrassed = mortified.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 MORTIFIED mean?
MORTIFIED adjective- Acutely embarrassed.
- To discipline (one's body, appetites etc.) by suppressing desires; to practise abstinence on.
- (usually used passively) To embarrass, to humiliate. To injure one's dignity.
- To kill.
- To reduce the potency of; to nullify; to deaden, neutralize.
- To kill off (living tissue etc.); to make necrotic.
- To affect with vexation, chagrin, or humiliation; to humble; to depress.
- To grant in mortmain.
- To lose vitality.
- To gangrene.
- To be subdued.