beautifulness vs elegance

beautifulness

noun
  • The quality of being beautiful; beauty. 

elegance

noun
  • Grace, refinement, and beauty in movement, appearance, or manners. 

  • Restraint and grace of style. 

  • The beauty of an idea characterized by minimalism and intuitiveness while preserving exactness and precision. 

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