excitation vs pleasure

excitation

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

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

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

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

pleasure

noun
  • A person, thing or action that causes enjoyment. 

  • One's preference. 

  • A state of being pleased or contented; gratification. 

  • The will or desire of someone or some agency in power. 

verb
  • To give or afford pleasure to. 

  • To give sexual pleasure to. 

intj
  • pleased to meet you, "It's my pleasure" 

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