insert vs insinuate

insert

verb
  • To put in between or into. 

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. 

insinuate

verb
  • To creep, wind, or flow into; to enter gently, slowly, or imperceptibly, as into crevices. 

  • To hint; to suggest tacitly (usually something bad) while avoiding a direct statement. 

  • To ingratiate; to obtain access to or introduce something by subtle, cunning or artful means. 

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