disease-free vs rotten

disease-free

adj
  • free of disease, not having, carrying, or suffering from any disease. 

rotten

adj
  • Bad or terrible. 

  • Of stone or rock, crumbling or friable; in a loose or disintegrated state. 

  • very drunk, intoxicated 

  • Of perishable items, overridden with bacteria and other infectious agents. 

  • In a state of decay. 

  • Cruel, mean or immoral. 

adv
  • To an extreme degree. 

How often have the words disease-free and rotten occurred in a corpus of books? (source: Google Ngram Viewer )