toilet jack vs viper

toilet jack

noun
  • Synonym of plumber's snake 

viper

noun
  • Any venomous snake. 

  • A dangerous, treacherous, or malignant person. 

  • A person who smokes marijuana. 

  • A venomous snake in the family Viperidae. 

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