forgiving vs letting

forgiving

noun
  • An act of forgiveness. 

adj
  • User-friendly, such that harmful mistakes are not easily made. 

  • Inclined to forgive. 

letting

noun
  • Hyponyms: sublease, underlease, subtenancy, undertenancy, subletting, underletting, (informal) sublet, underlet 

  • Synonym of tenancy. 

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