agreeableness vs niceness

agreeableness

noun
  • The quality of being agreeable or pleasing; that quality which gives satisfaction or moderate pleasure to the mind or senses. 

  • Resemblance; concordance; harmony. 

  • A personality trait characterized by the adjectives kind, sympathetic, cooperative, warm and considerate. 

  • The quality of being agreeable or suitable; suitableness or conformity; consistency. 

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 agreeableness and niceness occurred in a corpus of books? (source: Google Ngram Viewer )