civilized vs housebroken

civilized

adj
  • Having a highly developed society or culture; belonging to civilization. 

  • Showing evidence of moral and intellectual advancement; humane, reasonable, ethical. 

  • Marked by refinement in taste and manners. 

housebroken

adj
  • Of animals: trained to avoid urinating or defecating in the house, except within a litterbox, toilet, or other receptacle. 

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