slanderer

1. He was incensed against the slanderer. It is not right to bad-mouth others.
   他对中伤者非常生气。恶意中伤他人是不对的。
2. Armed with facts and figures, he had little difficulty in talking the slanderer down.
   他以事实和数字为后盾，毫不费力地驳倒了诽谤者。
3. He was incensed against the slanderer.
   他对中伤者非常生气。
4. Expose me as a slanderer of my own town before my own people assembled in a public hall?
   让我在自己人面前，在大庭广众之中，因为诽谤过自己的镇子而出丑？

noun

1. one who attacks the reputation of another by slander or libel

   Synonym:    defamermalignervilifierlibelerbackbitertraducer