impose vs request

impose

verb
  • to be an inconvenience (on or upon) 

  • To practice a trick or deception (on or upon). 

  • To arrange in proper order on a table of stone or metal and lock up in a chase for printing; said of columns or pages of type, forms, etc. 

  • To establish or apply by authority. 

  • to enforce: compel to behave in a certain way 

  • To lay on, as the hands, in the religious rites of confirmation and ordination. 

request

verb
  • To ask (somebody) to do something. 

  • To ask for (something). 

noun
  • A message sent over a network to a server. 

  • Act of requesting (with the adposition at in the presence of possessives, and on in their absence). 

  • Condition of being sought after. 

  • A formal message requesting something. 

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