perplexity vs pleasure

perplexity

noun
  • The state or quality of being perplexed; puzzled or confused. 

  • Something that perplexes. 

  • In information theory, a measurement of how well a probability distribution or model predicts a sample. 

pleasure

noun
  • A state of being pleased or contented; gratification. 

  • A person, thing or action that causes enjoyment. 

  • One's preference. 

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