incendiary vs tranquilizing

incendiary

adj
  • Intentionally stirring up strife, riot, rebellion. 

  • Capable of, or used for, or actually causing fire. 

  • Inflammatory, emotionally charged. 

noun
  • Something capable of causing fire, particularly a weapon. 

  • One who excites or inflames factions into quarrels. 

  • One who maliciously sets fires. 

tranquilizing

noun
  • The act of calming a person or animal, or putting them to sleep, using a drug. 

  • The act of making someone or something tranquil. 

adj
  • Of a drug: having the effect of calming a person or animal, or putting them to sleep; sedating, sedative. 

  • Having the effect of making someone or something tranquil; calming, soothing. 

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