confusion vs shyness

confusion

noun
  • The state of being confused; misunderstanding. 

  • The act of mistaking one thing for another or conflating distinct things. 

  • A lack of clarity or order. 

  • Lack of understanding due to dementia. 

shyness

noun
  • The quality of being shy; a fear of social interactions. 

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