letting vs softhearted

letting

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

  • Synonym of tenancy. 

softhearted

adj
  • Willing to accept criticism. 

  • Gentle; kind; sympathetic. 

  • Easily moved to sorrow or pity. 

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