inadvertence vs unconsciousness

inadvertence

noun
  • The state or quality of being inadvertent; inadvertency; heedlessness; carelessness; negligence. 

  • An effect or result of inattention; an oversight or mistake from negligence. 

unconsciousness

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

  • The state of lacking consciousness, of being unconscious 

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