debuff vs putrefy

debuff

verb
  • To make a character or unit weaker. 

noun
  • An effect that makes a game character weaker; a negative status effect. 

putrefy

verb
  • To make morbid, carious, or gangrenous. 

  • To corrupt; to make foul. 

  • To become filled with a pus-like or bile-like substance. 

  • To reach an advanced stage of decomposition. 

  • To become gangrenous. 

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