diaphoretic vs oppressive

diaphoretic

adj
  • Generating sweat or perspiration. 

noun
  • A product or agent which induces or promotes perspiration. 

oppressive

adj
  • Hot and humid of the weather. 

  • Tyrannical or exercising unjust power. 

  • Burdensome or difficult to bear. 

  • Weighing heavily on the spirit; intense, or overwhelming 

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