aeviternity vs deadland

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)”) 

deadland

noun
  • The afterlife, especially in belief systems that do not include reward or punishment such as heaven and hell. 

  • Wasteland; a desert or other place that does not support life. 

  • A place of death; a deadly land. 

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