causticness vs ridicule

causticness

noun
  • The state or quality of being caustic. 

ridicule

noun
  • The quality of being ridiculous; ridiculousness. 

  • An object of sport or laughter; a laughing stock. 

  • derision; mocking or humiliating words or behaviour 

  • A small woman's handbag; a reticule. 

verb
  • to criticize or disapprove of someone or something through scornful jocularity; to make fun of 

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