rathole vs wasteyard

rathole

noun
  • A particularly squalid human residence. 

  • A pigeonhole. 

  • An entrance to a living area or passageway used by mice or rats. 

  • A living area used by mice or rats, or a similar living area used by other animals. 

  • An area of a silo that has undergone ratholing, so that material moves mostly through the centre and accumulates around the edges. 

verb
  • (of material) to empty only in the center of a hopper or silo, persisting circumferentially. 

  • to take a conversation off topic, especially in technical meetings. 

  • to hoard. 

  • to surreptitiously or prematurely remove chips during a poker game. 

wasteyard

noun
  • A yard for refuse or rubbish. 

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