informedness vs perspicuity

informedness

noun
  • the state or quality of being informed 

perspicuity

noun
  • Perspicacity; insight. 

  • Transparency; translucence. 

  • Clarity, lucidity, especially in expression; the state or characteristic of being perspicuous. 

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