atrophy vs fortify

atrophy

noun
  • A reduction in the functionality of an organ caused by disease, injury or lack of use. 

verb
  • To cause to waste away or become abortive; to starve or weaken. 

  • To wither or waste away. 

fortify

verb
  • To increase the nutritional value of food by adding ingredients. 

  • To impart strength or vigor to. 

  • To increase the defenses of; to strengthen and secure by military works; to render defensible against an attack by hostile forces. 

  • To add spirits to wine to increase the alcohol content. 

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