ignore vs obey

ignore

verb
  • To deliberately not listen or pay attention to. 

  • To pretend to not notice someone or something. 

obey

verb
  • To do as one is told. 

  • To do as ordered by (a person, institution etc), to act according to the bidding of. 

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