discontinue vs impose

discontinue

verb
  • To consciously cease the ingestion or administration of (a pharmaceutical drug). 

  • To interrupt the continuance of; to put an end to, especially as regards commercial productions; to stop producing, making, or supplying. 

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. 

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