cocksocket vs cumbucket

cocksocket

noun
  • A promiscuous person, usually female or bottom, who is frequently sexually penetrated. 

cumbucket

noun
  • a promiscuous person, especially one allowing many to ejaculate inside them 

  • A low, vile person. 

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