negligent vs unconscious

negligent

adj
  • Careless or inattentive. 

  • Culpable due to negligence. 

unconscious

adj
  • Without directed thought or awareness. 

  • Not awake; having no awareness. 

  • engaged in skilled performance without conscious control. 

noun
  • That part of mind that is not consciously perceived. 

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