hedge vs stand in

hedge

verb
  • To obstruct or surround. 

  • To offset the risk associated with. 

  • To construct or repair a hedge. 

  • To enclose with a hedge or hedges. 

  • To reduce one's exposure to risk. 

  • To avoid verbal commitment. 

noun
  • Contract or arrangement reducing one's exposure to risk (for example the risk of price movements or interest rate movements). 

  • A mound of earth, stone- or turf-faced, often topped with bushes, used as a fence between any two portions of land. 

  • Used attributively, with figurative indication of a person's upbringing, or professional activities, taking place by the side of the road; third-rate. 

  • A thicket of bushes or other shrubbery, especially one planted as a fence between two portions of land, or to separate the parts of a garden. 

  • A barrier (often consisting of a line of persons or objects) to protect someone or something from harm. 

  • A non-committal or intentionally ambiguous statement. 

stand in

verb
  • To take a side in a dispute. 

  • To substitute for; to replace; (theater) to serve as an understudy. 

  • To make one of a party in a bet or other speculation. 

noun
  • A substitute; a replacement. 

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