hideaway vs warren

hideaway

noun
  • a hiding place, somewhere one can go to get away from other people 

adj
  • Capable of being stored out of sight when not in use. 

warren

noun
  • A mazelike place of passages and/or rooms in which it's easy to lose oneself; especially one that may be overcrowded. 

  • The right to maintain and hunt an area of small beasts, similar to a free warren, but with certain limitations, such as restricting the right to hunt on parts of the land held by freeholders. 

  • The system of burrows where rabbits live. 

  • A place legally authorized for the keeping, breeding and hunting of beasts of warren, especially rabbits. 

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