extravagance vs strictness

extravagance

noun
  • Prodigality, as of anger, love, expression, imagination, or demands. 

  • Excessive or superfluous expenditure of money. 

strictness

noun
  • The state or quality of being strict. 

  • The result or product of being strict. 

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