differentialize (rare) ? vs distinguish

differentialize (rare) ?

distinguish

verb
  • To see someone or something clearly or distinctly. 

  • To make oneself noticeably different or better from others through accomplishments. 

  • To recognize someone or something as different from others based on its characteristics. 

  • To confer an honor upon. 

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