derogatory vs promising

derogatory

noun
  • A trade-line on a credit report that includes negative credit history. 

adj
  • Disparaging. 

  • Tending to derogate 

  • Reducing the power or value of (a governmental body, etc); detracting from. 

  • Lessening the worth of (a person, etc); expressing derogation; insulting. 

  • Being or pertaining to a derogatory clause. 

promising

noun
  • The act of making a promise. 

adj
  • Showing promise, and likely to develop in a desirable fashion. 

  • a promising young apprentice 

  • Encouraging and inspiring confidence. 

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