atrophy vs shrivel

atrophy

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

  • To wither or waste away. 

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

shrivel

verb
  • To collapse inward; to crumble. 

  • To become wrinkled. 

  • To draw into wrinkles. 

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