remove vs separate

remove

verb
  • To move something or someone from one place to another, especially to take away. 

  • To discard, set aside, especially something abstract (a thought, feeling, etc.). 

  • To murder. 

  • To dismiss or discharge from office. 

  • To dismiss a batsman. 

  • To delete. 

noun
  • Distance in time or space; interval. 

  • A step or gradation (as in the phrase "at one remove") 

  • (at some public schools) A division of the school, especially the form prior to last 

  • Emotional distance or indifference. 

  • The act of resetting a horse's shoe. 

  • The act of removing something. 

  • A dish served to replace an earlier one during a meal; a part of a new course. 

separate

verb
  • To cause (things or people) to be separate. 

  • To disunite from a group or mass; to disconnect. 

  • To divide (a thing) into separate parts. 

  • To divide itself into separate pieces or substances. 

adj
  • Apart from (the rest); not connected to or attached to (anything else). 

  • Not together (with); not united (to). 

noun
  • A printing of an article from a periodical as its own distinct publication and distributed independently, often with different page numbers. 

  • Anything that is sold by itself, especially articles of clothing such as blouses, skirts, jackets, and pants. 

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