lay up vs separate

lay up

verb
  • To disable or incapacitate; to confine to bed. 

  • To go out of active service. 

  • To make a layup with (a basketball) 

  • To deliberately leave the ball further than necessary from the hole, so as to secure an easier succeeding shot. 

  • To take out of active service. 

  • To store; to put by. 

separate

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

  • To divide (a thing) into separate parts. 

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

  • 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 lay up and separate occurred in a corpus of books? (source: Google Ngram Viewer )