deception vs dissimulation

deception

noun
  • An instance of actions and/or schemes fabricated to mislead someone into believing a lie or inaccuracy. 

dissimulation

noun
  • The act of concealing the truth; hypocrisy or deception. 

  • Hiding one's feelings or intentions. 

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