pick up vs swap out

pick up

verb
  • To collect an object, especially in passing. 

  • To acquire (something) accidentally; to catch (a disease). 

  • To collect and detain (a suspect). 

  • To lift; to grasp and raise. 

  • To clean up; to return to an organized state. 

  • To point out the behaviour, habits, or actions of (a person) in a critical manner; used with on. 

  • To meet and seduce somebody for romantic purposes, especially in a social situation. 

  • To receive calls; to function correctly. 

  • To record; to notch up. 

  • To learn, to grasp; to begin to understand; to realize. 

  • To promote somebody who was previously passed over. 

  • To answer a telephone. 

  • To take control (physically) of something. 

  • To mark, to defend against an opposition player by following them closely. 

  • To behave in a manner that results in a foul. 

  • To restart or resume. 

  • To receive (a radio signal or the like). 

  • To notice, detect or discern; to pick up on 

  • To improve, increase, or speed up. 

  • To reduce the despondency of. 

  • To pay for. 

  • To obtain and publish a story, news item, etc. 

  • To collect a passenger. 

swap out

verb
  • To exchange (something or someone) for an unused (or less-used) equivalent. 

  • To exchange (something) for (something else). (usually followed by with or for) 

  • To transfer (memory contents) into a swap file. 

noun
  • Anything that is swapped out for another; an exchange. 

  • A pre-prepared food item used in place of an unfinished food item in order to cut down the overall preparation time during filming. 

How often have the words pick up and swap out occurred in a corpus of books? (source: Google Ngram Viewer )