プログレッシブ和英中辞典(第３版)の解説
そいとげる【添い遂げる】
1 〔一生夫婦として過ごす〕remain happily married until death; live together for the rest of their days
2 〔障害を越えて夫婦となる〕
- 彼らは添い遂げられなかった
They were unable to marry, though they were eager to.