regret

US /rɪˈɡret/
UK /rɪˈɡret/
"regret" picture
1.

feel sad, repentant, or disappointed over (something that has happened or been done, especially a loss or missed opportunity)

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She immediately regretted her decision.
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I regret not telling her the truth.
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ruedeplorebemoanlamentmourn
2.

feel sorrow or disappointment over (something)

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We deeply regret the inconvenience caused.
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I regret to inform you that your application has been unsuccessful.
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apologize forbe sorry aboutexpress regret for
1.

a feeling of sadness, repentance, or disappointment over something that has happened or been done

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He expressed his deep regret for the mistake.
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To my great regret, I cannot attend the event.
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remorsepenitencecontritioncompunctionsorrow