ambidextrousness vs dissemblance

ambidextrousness

noun
  • The state or quality of being ambidextrous. 

dissemblance

noun
  • An act of dissembling. 

  • Dissembling, as a kind of behavior; dissembling, generally. 

  • Dissimilarity, unlikeness. 

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