frippery vs superficiality

frippery

noun
  • Hence: secondhand finery; cheap and tawdry decoration; affected elegance. 

  • Useless things; trifles. 

  • Ostentation, as in fancy clothing. 

superficiality

noun
  • The property of being superficial, the tendency to judge by surface appearance. 

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