snobbishness vs superciliousness

snobbishness

noun
  • The state or quality of being snobbish. 

  • The result or product of being snobbish. 

superciliousness

noun
  • The state or quality of being supercilious. 

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