stewardship
🇺🇸
/ˈstuːərdʃɪp/
🇬🇧
/ˈstjuːədʃɪp/
The job of being in charge of something and making sure it is taken care of properly.
Under her stewardship, the company made great progress and became more successful.
彼女の管理の下、会社は大きな進歩を遂げ、より成功しました。