memory vs oblivion

memory

noun
  • Which returns to its original shape when heated 

  • A term of venery for a social group of elephants, normally called a herd. 

  • The ability of the brain to record information or impressions with the facility of recalling them later at will. 

  • The time within which past events can be or are remembered. 

  • A record of a thing or an event stored and available for later use by the organism. 

  • The part of a computer that stores variable executable code or data (RAM) or unalterable executable code or default data (ROM). 

  • Synonym of pelmanism (“memory card game”). 

oblivion

verb
  • To consign to oblivion; to efface utterly. 

noun
  • A form of purgatory. 

  • The state of being completely forgotten, of being reduced to a state of non-existence, extinction, or nothingness, including through war and destruction. (Figuratively) for an area like hell, a wasteland. 

  • The state of forgetting completely, of being oblivious, unconscious, unaware, as when sleeping, drunk, or dead. 

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