mud-slinger vs smearer

mud-slinger

smearer

noun
  • Something used for smearing. 

  • A circuit used to eliminate the overshoot of a pulse. 

  • Someone who spreads a substance across a surface. 

  • An unskillful painter. 

  • A worker employed to apply a tar-based salve to sheep to protect their skin during the winter. 

  • Someone who tries to damage another's reputation through slander or innuendo. 

How often have the words mud-slinger and smearer occurred in a corpus of books? (source: Google Ngram Viewer )