circumspection vs presumption

circumspection

noun
  • Attention to all the facts and circumstances of a case; consideration of all that is pertinent. 

  • Caution, watchfulness, or vigilance fueled by such awareness. 

presumption

noun
  • the belief of something based upon reasonable evidence, or upon something known to be true 

  • the condition upon which something is presumed 

  • the act of presuming, or something presumed 

  • An inference that a trier of fact is either permitted or required to draw under certain factual circumstances (as prescribed by statute or case law) unless the party against whom the inference is drawn is able to rebut it with admissible, competent evidence. 

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