cross swords vs fistfight

cross swords

verb
  • To fight with someone; to duel. 

  • Used other than figuratively or idiomatically: see cross, sword., to place or hold two swords so they cross each other. 

  • For males, to urinate simultaneously such that the streams intersect. 

  • To quarrel or argue with someone; to have a dispute with someone. 

fistfight

verb
  • To fight using bare fists. 

noun
  • A fight using bare fists. 

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