roust vs work up

roust

verb
  • to rout out of bed; to rouse 

  • to arrest 

  • To harass, to treat in a rough way. 

  • to drive strongly 

noun
  • A strong tide or current, especially in a narrow channel. 

work up

verb
  • To raise; to excite; to stir up. 

  • To give (a patient) a general medical examination to assess health and fitness. 

  • To develop. 

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