frou-frou vs specious

frou-frou

adj
  • Unimportant, silly, useless. 

  • Liable to create the sound of rustling cloth, similar to 19th-century dresses. 

  • Highly ornamented, overly elaborate; excessively girly. 

noun
  • A rustling sound, particularly the rustling of a large silk dress. 

verb
  • To move with the sound of rustling dresses. 

specious

adj
  • Employing fallacious but deceptively plausible arguments; deceitful. 

  • Having an attractive appearance intended to generate a favorable response; deceptively attractive. 

  • Seemingly well-reasoned, plausible or true, but actually fallacious. 

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