epitaph vs obituary

epitaph

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

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

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

  • To commemorate by an epitaph. 

obituary

noun
  • A brief notice of a person’s death, as published in a newspaper. 

  • A register of deaths in a monastery. 

  • A biography of a recently deceased person, written by a journalist and published in a newspaper. 

adj
  • Relating to the death of a person. 

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