disapprobation vs reprimand

disapprobation

noun
  • An act or expression of condemnation or disapproval, especially on moral grounds. 

reprimand

noun
  • A severe, formal or official reproof; reprehension, rebuke, private or public. 

verb
  • To reprove in a formal or official way. 

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