preponderance vs superiorness

preponderance

noun
  • Superiority of influence, power, a quality, etc.; an outweighing, predominance, pre-eminence. 

  • Superiority in amount or number; the bulk or majority; also, a large amount or number; an abundance, a profusion. 

superiorness

noun
  • The state or quality of being superior. 

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