cumulate vs stash

cumulate

verb
  • To be accumulated. 

  • To accumulate; to amass. 

adj
  • accumulated, agglomerated, amassed 

noun
  • An igneous rock formed by the accumulation of crystals from a magma either by settling or floating. 

stash

verb
  • To hide or store away for later use. 

noun
  • Clothing or other items branded with a particular university club or society's logo. 

  • A place where drugs are stored. 

  • A collection of yarn or other materials not yet allocated to any particular craft project. 

  • mustache 

  • A collection, sometimes hidden; a reserve. 

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