doo vs manure

doo

noun
  • feces, particularly that of a dog. 

intj
  • Used as a scat word in singing. 

manure

noun
  • Any fertilizing substance, whether of animal origin or not; fertiliser. 

  • Animal excrement, especially that of common domestic farm animals and when used as fertilizer. Generally speaking, from cows, horses, sheep, pigs and chickens. 

  • Rubbish; nonsense; bullshit. 

verb
  • To cultivate by manual labor; to till; hence, to develop by culture. 

  • To apply manure (as fertilizer or soil improver). 

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