laughter vs pleasure

laughter

noun
  • A movement (usually involuntary) of the muscles of the laughing face, particularly of the lips, and of the whole body, with a peculiar expression of the eyes, indicating merriment, satisfaction or derision, and usually attended by a sonorous and interrupted expulsion of air from the lungs. 

  • The sound of laughing, produced by air so expelled; any similar sound. 

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 laughter and pleasure occurred in a corpus of books? (source: Google Ngram Viewer )