inexactness vs preconception

inexactness

noun
  • The characteristic or quality of being inexact; a lack of precision, accuracy, or certainty. 

preconception

noun
  • A prejudice that prevents rational consideration of an issue. 

  • An opinion formed before obtaining adequate evidence, especially as the result of bias or prejudice. 

adj
  • Preconceptional. 

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