siphon vs trouser

siphon

verb
  • To steal or skim off money in small amounts; to embezzle. 

  • To transfer (liquid) by means of a siphon. 

noun
  • A bent pipe or tube with one end lower than the other, in which hydrostatic pressure exerted due to the force of gravity moves liquid from one reservoir to another. 

  • A soda siphon. 

  • A tubelike organ found in animals or elongated cell found in plants. 

trouser

verb
  • To secretively steal (an item or money) for personal use. 

  • To put (money) into one's trouser pocket; to pocket. 

  • To take and keep (something, especially money, that is not one's own); to pocket. 

noun
  • A pair of trousers. 

  • Of or relating to trousers. 

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