accede vs obey

accede

verb
  • To come to an office, state or dignity; to attain, assume (a position). 

  • To become a party to an agreement or a treaty. 

  • To agree or assent to a proposal or a view; to give way. 

obey

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

  • To do as one is told. 

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