arouse vs roust

arouse

verb
  • To wake from sleep or stupor; to rouse. 

  • To sexually stimulate. 

  • To stimulate or induce (feelings). 

  • To cause an erection of the penis or other physical signs of sexual arousal, such as fluid secretion. 

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. 

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