godan verb (-su), transitive verb
rethink; think back on; change one's mind
Covers both recalling and reconsidering the past, and changing a previous decision or opinion.
彼は自分の失敗を思い返して後悔した。
He looked back on his mistake and regretted it.
もう一度
Please think it over once more before replying.
彼女は急に思い返して、行き先を変えた。
She suddenly changed her mind and changed her destination.