操みさおを立たてる

expression, ichidan verb

adhere firmly to one's principles; stick to one's beliefs

Used for unwavering commitment to moral or personal principles, often in the face of pressure.

• 彼かれはどんな誘ゆう惑わくにも負まけず、操みさおを立たてて生いきてきた。

  He has lived his life adhering firmly to his principles, never yielding to any temptation.

expression, ichidan verb

keep one's chastity; remain faithful to one's spouse

Specifically refers to sexual fidelity or chastity; often used in literary or formal contexts.

• 彼かの女じょは夫おっとの死し後ごも操みさおを立たてて、再さい婚こんしなかった。

  She remained faithful to her late husband and never remarried.