enshrine vs eternize

enshrine

verb
  • To preserve or cherish (something) as though in a shrine; to preserve or contain, especially with some reverence. 

  • To protect (an idea, ideal, or philosophy) within an official law or treaty. 

  • To enclose (a sacred relic etc.) in a shrine or chest. 

eternize

verb
  • To make or render eternal. 

  • To prolong indefinitely. 

  • To immortalize; to make eternally famous. 

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