sweetener vs temptation

sweetener

noun
  • Something given or added to added to a deal to sweeten another's attitude, especially a bribe or kickback. 

  • A shill bidder at an auction. 

  • Something added to food to sweeten its taste, especially an artificial substitute for sugar. 

temptation

noun
  • The act of tempting. 

  • The condition of being tempted. 

  • Something attractive, temptingor seductive; an inducement or enticement. 

  • Pressure applied to one's thinking designed to create wrong emotions which will eventually lead to wrong actions. 

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