benefit vs favor

benefit

verb
  • To be or to provide a benefit to. 

  • To receive a benefit (from); to be a beneficiary. 

noun
  • An advantage; help or aid from something. 

  • An event, such as a theatrical performance, given to raise funds for some cause. 

  • A payment made in accordance with an insurance policy or a public assistance scheme. 

  • Intended audience (as for the benefit of). 

favor

verb
  • To do a favor [noun sense 1] for; to show beneficence toward. 

  • To resemble; especially, to look like (another person). 

  • To look upon fondly; to prefer. 

  • To use more often. 

  • To encourage, conduce to 

  • To treat with care. 

noun
  • A small gift; a party favor. 

  • Mildness or mitigation of punishment; lenity. 

  • A kind or helpful deed; an instance of voluntarily assisting (someone). 

  • Partiality; bias 

  • Goodwill; benevolent regard. 

  • The object of regard; person or thing favoured. 

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