besmirch
🇺🇸
/bɪˈsmɜːrtʃ/
🇬🇧
/bɪˈsmɜːtʃ/
To unfairly damage someone's good reputation or to make it seem bad.
He tried to besmirch her reputation by spreading false rumors about her.
他試圖透過散播關於她的虛假謠言來汙衊她的名聲。