behind vs knowing

behind

prep
  • In the past, from the viewpoint of. 

  • As a result or consequence of. 

  • Responsible for, being the creator or controller of. 

  • After in developmental progress, score, grade, etc.; inferior to. 

  • After in time. 

  • Concealed by (something serving as a facade or disguise). 

  • After in physical progress or distance. 

  • In support of. 

  • Underlying, being the reason for or explanation of. 

  • At or to the back or far side of. 

adj
  • Slow. 

  • Not advanced to the required or expected degree; overdue or in arrears. 

noun
  • In the Eton College field game, any of a group of players consisting of two "shorts" (who try to kick the ball over the bully) and a "long" (who defends the goal). 

  • The rear, back-end. 

  • The buttocks, bottom, butt. 

  • A one-point score. 

  • The catcher. 

adv
  • Behind the scenes in a theatre; backstage. 

  • At or in the rear or back part of something. 

  • So as to come after someone or something in position, distance, advancement, ranking, time, etc. 

  • So as to be still in place after someone or something has departed or ceased to exist. 

  • In a rearward direction. 

  • Backward in time or order of succession; past. 

knowing

prep
  • Given my knowledge about someone or something. 

adj
  • The ability to know something without being taught. 

  • Suggestive of private knowledge or understanding. 

  • Possessing knowledge or understanding; knowledgeable, intelligent. 

  • Deliberate, wilful. 

  • Shrewd or showing clever awareness; discerning. 

  • Demonstrating knowledge of what is in fashion; stylish, chic. 

noun
  • The act or condition of having knowledge. 

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