booby-hatch vs bughouse

booby-hatch

noun

  • A lunatic asylum, workhouse, or similar institution. 

  • A small hatchway in the deck of a ship. 

bughouse

noun

  • A hospital, especially a lunatic asylum. 

  • A flea-infested hotel, lodging-house etc. 

  • A prison. 

  • A cheap and dirty cinema. 

adj

  • Crazy, insane. 

How often have the words booby-hatch and bughouse occurred in a corpus of books? (source: Google Ngram Viewer )