rectitude vs unfairness

rectitude

noun
  • Conformity to the rules prescribed for moral conduct; (moral) uprightness, virtue. 

  • Straightness; the state or quality of having a constant direction and not being crooked or bent. 

unfairness

noun
  • An unjust act or situation. 

  • The state of being unfair; lack of justice. 

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