annihilation vs labefaction

annihilation

noun
  • The state of being annihilated. 

  • The act of destroying or otherwise turning into nothing, or nonexistence. 

  • The process of a particle and its corresponding antiparticle combining to produce energy. 

  • The act of destroying the form or combination of parts under which a thing exists, so that the name can no longer be applied to it. 

labefaction

noun
  • The act of shaking or weakening or the resulting state; overthrow, ruination. 

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