epitaph vs memorialize

epitaph

verb
  • To commemorate by an epitaph. 

  • To write or speak after the manner of an epitaph. 

noun
  • An inscription on a gravestone in memory of the deceased. 

  • A poem or other short text written in memory of a deceased person. 

memorialize

verb
  • To provide a memorial for someone; to commemorate. 

  • To create a written record of a meeting or conversation. 

  • To convert (someone’s profile) into a memorial site/page (e.g. on Facebook). 

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