capsize vs upturn

capsize

verb
  • To overturn. 

  • To deform under stress. 

  • To cause (a ship) to overturn. 

noun
  • The act of, or occurrence of capsizing or overturning. 

upturn

verb
  • to turn (something) up or over 

noun
  • an upward turn or trend, especially in business activity or profit 

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