dedicate vs undertake

dedicate

verb
  • To commit (oneself) to a particular course of thought or action 

  • To open (a building, for example) to public use. 

  • To set apart for a special use 

  • To set apart for a deity or for religious purposes; consecrate. 

  • To address or inscribe (a literary work, for example) to another as a mark of respect or affection. 

  • To show to the public for the first time 

noun
  • One who dedicates themself, or who is dedicated, to the service of some leader, religion, etc. 

undertake

verb
  • To commit oneself (to an obligation, activity etc.). 

  • To pass a slower moving vehicle on the curbside rather than on the side closest to oncoming traffic. 

  • To take upon oneself; to start, to embark on (a specific task etc.). 

noun
  • The passing of slower traffic on the curbside rather than on the side closest to oncoming traffic. 

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