hodiern vs relevant

hodiern

adj
  • Of this day; present-day. 

relevant

adj
  • Not out of date; current. 

  • Related, connected, or pertinent to a topic. 

  • Directly related, connected, or pertinent, with important ramifications or implications. 

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