noun (n)

• having knowledge of(noun.cognition)

  Example:
  He had no awareness of his mistakes.
  

  Synonym:
  cognisance, cognizance, consciousness, knowingness
  Antonym:
  incognizance
  

  source: wordnet30
• state of elementary or undifferentiated consciousness(noun.cognition)

  Example:
  The crash intruded on his awareness.
  

  Synonym:
  sentience
  

  source: wordnet30