aeviternity vs survival

aeviternity

noun
  • Synonym of eternity (“existence without end”) 

  • Synonym of aevum (“the temporal mode of existence between time and eternity, said to be experienced by angels, saints, and celestial bodies (which medieval astronomy believed to be unchanging)”) 

survival

noun
  • The fact or act of surviving; continued existence or life. 

  • The avoidance of relegation or demotion to a lower league or division. 

  • A custom or belief that persists in folklore from earlier times, when the rationale behind it is forgotten. 

  • Of, relating to or aiding survival. 

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