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to turn back (e.g. half-way)
to return; to go back
to recover (e.g. something lost); to be returned
to rebound; to spring back
「戻る」 has another reading with different meanings.
五時までに戻ってきます。
I'll be back by five.
元の場所に戻りましょう。
Let's go back to the original place.
忘れ物に気づいて家に戻ることにした。
I realized I forgot something and decided to go back home.