aperient vs poo

aperient

noun
  • A laxative, either in the form of a medicine or a food such as asparagus or hops, which has the effect of moving the bowels, or aiding digestion and preventing constipation. 

adj
  • Having a gentle laxative effect. 

poo

noun
  • A piece of feces or an act of defecation. 

  • Champagne. 

  • Cannabis resin. 

  • A poodle crossbreed. 

  • Feces. 

verb
  • To defecate. 

  • To dirty something with feces. 

intj
  • Expressing annoyance, frustration, etc.: a minced oath for 'shit'. 

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