knowledge vs shadow

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. 

shadow

noun
  • An unconscious aspect of the personality. 

  • A dark image projected onto a surface where light (or other radiation) is blocked by the shade of an object. 

  • A small degree; a shade. 

  • An influence, especially a pervasive or a negative one. 

  • Relative darkness, especially as caused by the interruption of light; gloom; obscurity. 

  • That which looms as though a shadow. 

  • A area protected by an obstacle (likened to an object blocking out sunlight). 

  • One who secretly or furtively follows another. 

  • An inseparable companion. 

  • A drop shadow effect applied to lettering in word processors etc. 

  • A spirit; a ghost; a shade. 

  • A trainee, assigned to work with an experienced officer. 

  • An imperfect and faint representation. 

verb
  • To accompany (a professional) during the working day, so as to learn about an occupation one intends to take up. 

  • To make (an identifier, usually a variable) inaccessible by declaring another of the same name within the scope of the first. 

  • To hide; to conceal. 

  • To represent faintly and imperfectly. 

  • To shade, cloud, or darken. 

  • To block light or radio transmission from. 

  • To secretly or discreetly track or follow another, to keep under surveillance. 

  • To apply the shadowing process to (the contents of ROM). 

adj
  • Unofficial, informal, unauthorized, but acting as though it were. 

  • Having power or influence, but not widely known or recognized. 

  • Part of, or related to, the opposition in government. 

  • Acting in a leadership role before being formally recognized. 

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