inherence vs unconsciousness

inherence

noun
  • The state of being inherent or permanently present in something; indwelling. 

unconsciousness

noun
  • The state of lacking consciousness, of being unconscious 

  • ignorance or innocence; the state of being uninformed or unaware 

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