collocate vs systemize

collocate

verb
  • (said of certain words) To be often used together, form a collocation; for example strong collocates with tea. 

  • To arrange or occur side by side. 

noun
  • A component word of a collocation; a word that collocates with another. 

systemize

verb
  • Synonym of systematize 

  • To engage in a cognitive process described as the drive to analyze and construct systems. 

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