purchase vs risk

purchase

noun
  • That which is obtained for a price in money or its equivalent. 

  • A price paid for a house or estate, etc. equal to the amount of the rent or income during the stated number of years. 

  • The apparatus, tackle or device by which such mechanical advantage is gained and in nautical terminology the ratio of such a device, like a pulley, or block and tackle. 

  • The amount of hold one has from an individual foothold or ledge. 

  • Any mechanical hold or advantage, applied to the raising or removing of heavy bodies, as by a lever, a tackle or capstan. 

  • The acquisition of title to, or property in, anything for a price; buying for money or its equivalent. 

  • That which is obtained, got or acquired, in any manner, honestly or dishonestly; property; possession; acquisition. 

verb
  • To apply to (anything) a device for obtaining a mechanical advantage; to get a purchase upon, or apply a purchase to; to raise or move by mechanical means. 

  • To pursue and obtain; to acquire by seeking; to gain, obtain, or acquire. 

  • To constitute the buying power for a purchase, have a trading value. 

  • To obtain by any outlay, as of labor, danger, or sacrifice, etc. 

  • To buy, obtain by payment of a price in money or its equivalent. 

  • To put forth effort to obtain anything; to strive; to exert oneself. 

  • To expiate by a fine or forfeit. 

risk

noun
  • A financial product (typically an investment). 

  • A possible adverse event or outcome. 

  • A borrower (such as a mortgage-holder or person with a credit card). 

  • An entity insured by an insurer. 

  • The potential negative effect of an event, determined by multiplying the likelihood of the event occurring with its magnitude should it occur. 

  • The magnitude of possible loss consequent to a decision or event. 

  • The probability of a negative outcome to a decision or event. 

  • A type of adverse event covered under an insurance policy. 

  • A thing (from the perspective of how likely or unlikely it is to cause an adverse effect). 

verb
  • To incur risk as a result of (doing something). 

  • To incur risk of harming or jeopardizing. 

  • To incur risk of (something). 

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