dissimulation vs fig leaf

dissimulation

noun
  • Hiding one's feelings or intentions. 

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

fig leaf

noun
  • Anything used to conceal something undesirable or that one does not want to be discovered. 

  • A leaf of the fig plant. 

  • A representation of leaf of a fig plant used to cover the genitals of a nude figure in a work of art (alluding to Genesis iii 7, in which Adam and Eve use fig leaves to hide their nakedness). 

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