bilk vs sandbag

bilk

verb
  • To do someone out of their due; to deceive or defraud, to cheat (someone). 

  • To spoil the score of (someone) in cribbage. 

  • To steal fuel from a self-service filling station by driving away without paying after filling the fuel tank or other container; to commit a drive-off. 

noun
  • The spoiling of someone's score in the crib. 

sandbag

verb
  • To deceive someone by pretending to be weak, or (card games) by pretending to have a weak hand. 

  • To strike someone with a sandbag or other object to disable or render unconscious. 

  • To construct a barrier of sandbags around. 

  • To pretend to drink early on so that, as the night draws on, one can drink everybody else "under the table". 

  • To conceal or misrepresent one's true position, potential, or intent in order to gain an advantage. 

noun
  • A sturdy sack filled with sand, generally used in large numbers to make defensive walls against flooding, bullets, or shrapnel. 

  • An engraver's leather cushion, etc. 

  • A small bag filled with sand and used as a cudgel. 

  • A deceptive play whereby a player with a strong hand bets weakly or passively. 

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