blistering vs sweltering

blistering

adj
  • Very hot. 

  • Causing blisters. 

  • Harsh or corrosive. 

  • Scornful. 

  • Very fast. 

noun
  • The practice of forming blisters on the skin, to promote blood flow and aid healing. 

sweltering

adj
  • hot and humid; oppressively sticky 

noun
  • The situation of being or feeling hot and humid. 

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