heartbreaker vs libertine

heartbreaker

noun
  • Someone, usually attractive, who flirts with or otherwise enamours a person, but does not reciprocate their love. 

  • A match which ends in defeat for a promising player or team. 

  • Something that causes sorrow, grief or extreme disappointment. 

  • An independent role-playing game that attempts to fix various perceived design flaws in an established RPG, but whose few innovations will not reach a wide audience due to its lack of marketability. 

libertine

noun
  • Someone (especially a man) who takes no notice of moral laws, especially those involving sexual propriety; someone loose in morals; a pleasure-seeker. 

  • One who is freethinking in religious matters. 

  • Someone freed from slavery in Ancient Rome; a freedman. 

adj
  • Dissolute, licentious, profligate; loose in morals. 

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