资料来源 : pyDict

诽谤者,中伤者

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Maligner \Ma*lign"er\, n.
   One who maligns.

资料来源 : WordNet®

maligner
     n : one who attacks the reputation of another by slander or
         libel [syn: {defamer}, {slanderer}, {vilifier}, {libeler},
          {backbiter}, {traducer}]