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to be superfluous; to be in excess; to be more than enough
長いフライトで時間が有り余った。
On the long flight, I had more than enough time.
子供たちは夜になっても体力が有り余って寝なかった。
Even at night, the children had so much energy that they wouldn't go to sleep.
彼の才能は有り余るほどだ。
His talent is more than enough.