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married woman
another's wife
隣の人妻から料理を教えてもらった。
The married woman next door showed me how to cook.
その小説は人妻の複雑な心境を描いた作品だ。
That novel is a work depicting the complex feelings of a married woman.
人妻になってから時間の使い方が大きく変わった。
Since becoming a married woman, the way she uses her time has changed greatly.