clusterball vs goatfuck

clusterball

noun
  • Synonym of clusterfuck. 

goatfuck

noun
  • A chaotic situation where some effort has gone thoroughly wrong; a fiasco or clusterfuck. 

  • A tightly-packed crowd of people, especially photographers, journalists and cameramen, covering a news story. 

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