good nature vs niceness

good nature

noun
  • Habitual kindness or mildness of temper or disposition; amiability. 

niceness

noun
  • Pleasantness, especially of behaviour or personality; agreeableness. 

  • A value determining how much processor time to concede to a running process. (See also nice (verb), renice.) 

  • Effeminacy; indulgence in soft living or luxuriousness. 

  • Fastidiousness; fine sensitivity. 

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