germination vs putrescence

germination

noun
  • The process of germinating; the beginning of vegetation or growth from a seed or spore; the first development of germs, either animal or vegetable. 

putrescence

noun
  • The condition of being putrid; decay 

  • Putrid matter 

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