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

Reprover \Re*prov"er\ (r?-pr??v"?r), n.
   One who, or that which, reproves.

资料来源 : WordNet®

reprover
     n : someone who finds fault or imputes blame [syn: {upbraider},
         {reproacher}, {rebuker}]