excitation vs fever

excitation

noun
  • The act of producing excitement (stimulation); also, the excitement produced. 

  • The activity produced in an organ, tissue, or part, such as a nerve cell, as a result of stimulation 

  • The act of exciting or putting in motion; the act of rousing up or awakening. 

  • A transition of a nucleus, atom or molecule to an excited state by the absorption of a quantum of energy; the opposite of relaxation 

fever

noun
  • A state of excitement or anxiety. 

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

  • A group of stingrays. 

  • Any of various diseases. 

verb
  • To become fevered. 

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

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