abjure vs repudiate

abjure

verb
  • To reject with solemnity; to abandon forever; to repudiate; to disclaim. 

  • To abstain from; to avoid; to shun. 

  • To renounce upon oath; to forswear; to disavow. 

repudiate

verb
  • To reject the truth or validity of; to deny. 

  • To be repudiated. 

  • To refuse to have anything to do with; to disown. 

  • To refuse to pay or honor (a debt). 

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