grease vs reward

grease

verb
  • To bribe. 

  • To kill, murder. 

  • To cause to go easily; to facilitate. 

  • To affect (a horse) with grease, the disease. 

  • To perform a landing extraordinarily smoothly. 

  • To put grease or fat on something, especially in order to lubricate. 

noun
  • Any oily or fatty matter. 

  • Shorn but not yet cleansed wool. 

  • bribe money. 

  • Inflammation of a horse's heels, also known as scratches or pastern dermatitis. 

  • Animal fat in a melted or soft state. 

reward

verb
  • To recompense. 

  • To give a reward to or for. 

noun
  • Something of value given in return for an act. 

  • A prize promised for a certain deed or catch 

  • The result of an action, whether good or bad. 

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