frig vs trouser

frig

noun
  • An act of frigging. 

  • A temporary modification to a piece of equipment to change the way it operates (usually away from as originally designed). 

  • A fuck. 

  • Dated spelling of fridge. 

verb
  • to masturbate 

  • to mess or muck (about, around etc.) 

  • to fuck; to have sex. 

  • to make a temporary alteration to something, to fudge, to manipulate 

trouser

noun
  • Of or relating to trousers. 

  • A pair of trousers. 

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. 

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