blackened vs verminous

blackened

adj
  • Synonym of blued. 

  • Darkened to the point of appearing black; as 

  • Synonym of charred. 

verminous

adj
  • Actively unpleasant, contemptible, or otherwise reminiscent of vermin. 

  • Infested with vermin. 

How often have the words blackened and verminous occurred in a corpus of books? (source: Google Ngram Viewer )