fucklet vs notch on one's bedpost

fucklet

noun
  • A sexual encounter of short duration; a quickie. 

  • A child, regarded as the result of the process of breeding. 

  • A woman with whom one shares, or hopes to share, a sexual encounter. 

  • A stupid or annoying person. 

notch on one's bedpost

noun
  • A sexual conquest; a casual sexual partner. 

How often have the words fucklet and notch on one's bedpost occurred in a corpus of books? (source: Google Ngram Viewer )