malfeasant vs monstrous

malfeasant

adj
  • Of or relating to malfeasance or misconduct. 

noun
  • Someone guilty of such conduct; a malefactor. 

monstrous

adj
  • Hideous or frightful. 

  • Enormously large. 

  • Of, or relating to a mythical monster; full of monsters. 

  • Freakish or grotesque. 

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