check out vs ignore

check out

verb
  • To become uninterested in an activity and cease to participate in more than a perfunctory manner; to become uncooperative. 

  • To die. 

  • To examine, inspect, look at closely, ogle; to investigate; to gather information so as to make a decision. 

  • To obtain (source code or other material) from a repository so that one can modify it and later check it back in. 

  • To prove (after an investigation) to be the case, or to be in order. 

  • To visit the oche for the last time and clear one's remaining points to win the game. 

  • To record (someone) as leaving the premises or as taking something therefrom, as from a library or shop. 

  • To withdraw (an item), as from a library, and have the withdrawal recorded. 

  • To leave in a hurry. 

  • To confirm and pay for goods and services at a facility (e.g.: supermarket, online store, hotel) when leaving. 

  • To become catatonic or otherwise nonresponsive. 

ignore

verb
  • To deliberately not listen or pay attention to. 

  • To pretend to not notice someone or something. 

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