niceness vs thoughtfulness

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. 

thoughtfulness

noun
  • Thoughtful and considerate attention. 

  • Careful deliberation before action. 

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