insert vs redact

insert

noun
  • A sequence of DNA inserted into another DNA molecule. 

  • A close-up shot used to draw attention to a particular element of a larger scene. 

  • A plug-in that adds an effect to an audio track. 

  • A pre-recorded segment included as part of a live broadcast. 

  • An image inserted into text. 

  • An expression, such as "please" or an interjection, that may occur at various points in an utterance. 

  • A mechanical component inserted into another. 

  • A promotional or instructive leaflet inserted into a magazine, newspaper, tape or disk package, etc. 

verb
  • To put in between or into. 

redact

verb
  • To black out legally protected sections of text in a document provided to opposing counsel, typically as part of the discovery process. 

  • To draw up or frame a decree, statement, etc. 

  • To censor, to black out or remove parts of a document while leaving the remainder. 

  • To reduce to form, as literary matter; to digest and put in shape (matter for publication); to edit. 

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