Bastille vs workhouse

Bastille

name

  • A prison in France, the storming of which in 1789 CE began the French Revolution. 

workhouse

noun

  • A prison in which the sentence includes manual labour. 

  • An institution for the poor homeless, funded by the local parish, where the able-bodied were required to work. 

verb

  • To place (a person) in the workhouse (institution for the poor). 

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