Obligation
Duty
noun, の adjective
My righteousness task is my obligation to these people. I will go out and purge the world of evil, be righteous, and make things happen. It's my duty!
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
家事をするのは、夫と子どもに対する妻の義務だと言う人が多くいますが、果たしてそれは本当でしょうか？
Many people say that doing housework is a wife’s obligation to her husband and children, but is that really true?
審判員は、公平な判断を下す義務があります。
It's judge's duty to make a fair judgment.
それって、守秘義務の違反になるんじゃないですか？
But then, wouldn't that be a breach of confidentiality?