carnage vs last roundup

carnage

noun
  • Death and destruction. 

  • The corpses, gore, etc. that remain after a massacre. 

  • Any great loss by a team; a game in which one team wins overwhelmingly. 

  • Any chaotic situation. 

last roundup

noun
  • Death. 

  • A final gathering of people or items; the final event in a series of events involving a group or organization. 

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