arty-farty vs unusuality

arty-farty

noun

  • Someone who is arty-farty. 

adj

  • Pretentiously artistic; self-important or self-indulgent, especially when describing an artistic project. 

unusuality

noun

  • unusualness 

How often have the words arty-farty and unusuality occurred in a corpus of books? (source: Google Ngram Viewer )