sully
🇺🇸
/ˈsʌli/
🇬🇧
/ˈsʌli/
to harm someone's or something's reputation
They did not want to sully their school's reputation by behaving badly.
彼らは悪い行動で学校の評判を汚したくなかった。
to make an object dirty
They were careful not to sully their clothes while playing outside.
外で遊ぶ間、彼らは服を汚さないように注意しました。