dress down vs reprimand

dress down

verb

  • To scold. 

  • To wear casual or informal clothes. 

reprimand

verb

  • To reprove in a formal or official way. 

noun

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

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