indiscretion vs obstinence

indiscretion

noun
  • An indiscreet or imprudent act; indiscreet behavior. 

  • The quality or state of being indiscreet; lack of discretion 

  • A brief sexual liaison. 

obstinence

noun
  • Synonym of obstinacy; Misspelling of obstinance. 

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