controvert vs recalcitrate

controvert

verb
  • To argue against (something or someone); to contradict, to deny. 

  • To dispute, to argue about (something). 

  • To be involved or engaged in controversy; to argue. 

recalcitrate

verb
  • To express repugnance or opposition. 

  • To kick back; to kick against anything. 

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