know vs knowledge

know

noun
  • Knowledge; the state of knowing. 

  • Knowledge; the state of knowing; now confined to the fixed phrase ‘in the know’ 

verb
  • To perceive the truth or factuality of; to be certain of or that. 

  • To experience. 

  • To understand or have a grasp of through experience or study. 

  • To be or become aware or cognizant. 

  • To be able to play or perform (a song or other piece of music). 

  • To be acquainted or familiar with; to have encountered. 

  • To be aware of; to be cognizant of. 

  • To recognize as the same (as someone or something previously encountered) after an absence or change. 

  • To have knowledge; to have information, be informed. 

knowledge

noun
  • The fact of knowing about something; general understanding or familiarity with a subject, place, situation etc. 

  • Sexual intimacy or intercourse (now usually in phrase carnal knowledge). 

  • Intellectual understanding; the state of appreciating truth or information. 

  • Justified true belief 

  • The total of what is known; all information and products of learning. 

  • The deep familiarity with certain routes and places of interest required by taxicab drivers working in London, England. 

  • Awareness of a particular fact or situation; a state of having been informed or made aware of something. 

  • Something that can be known; a branch of learning; a piece of information; a science. 

  • Familiarity or understanding of a particular skill, branch of learning etc. 

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