例文（１級）：rectitude，discomfiture

He always conducts himself with rectitude, which has earned him the
respect of his colleagues. (彼は常に誠実な態度で行動し、それが同僚たちの尊敬を得る要因となっている。)
Despite facing discomfiture in his previous project, he refused to
give up and persevered until he found a solution.
(以前のプロジェクトで困惑に直面しながらも、彼は諦めずに努力し、解決策を見つけ出すまで頑張りました。)

rectitude： 誠実、公正、正直
discomfiture： 困惑、挫折