unconscious vs vigilant

unconscious

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

adj
  • Not awake; having no awareness. 

  • engaged in skilled performance without conscious control. 

  • Without directed thought or awareness. 

vigilant

adj
  • Watchful, especially for danger or disorder; alert; wary 

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