probity vs worth

probity

noun
  • Integrity, especially of the quality of having strong moral principles; decency and honesty. 

worth

noun
  • Merit, excellence. 

  • Value. 

  • Wealth, fortune, riches, property, possessions. 

  • An amount that could be achieved or produced in a specified time. 

adj
  • Deserving of. 

  • Having a value of; proper to be exchanged for. 

  • Making a fair equivalent of, repaying or compensating. 

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