fever vs frigidity

fever

noun
  • A higher than normal body temperature of a person (or, generally, a mammal), usually caused by disease. 

  • A group of stingrays. 

  • A state of excitement or anxiety. 

  • Any of various diseases. 

verb
  • To become fevered. 

  • To put into a fever; to affect with fever. 

frigidity

noun
  • The state of being frigid; coldness; lack of heat. 

  • Coldness of feeling, manner or quality; lack of ardor, animation or vivacity. 

  • Lack of natural heat and vigor of body; impotency. 

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