castigate vs reproach

castigate

verb
  • To execrate or condemn something in a harsh manner, especially by public criticism. 

  • To revise or make corrections to a publication. 

  • To punish or reprimand someone severely. 

reproach

verb
  • To criticize or rebuke (someone). 

  • To disgrace, or bring shame upon. 

noun
  • A mild rebuke, or an implied criticism. 

  • Disgrace or shame. 

  • An object of scorn. 

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