poniard vs sidearm

poniard

noun
  • A dagger typically having a slender square or triangular blade. 

verb
  • To stab with a poniard. 

sidearm

noun
  • A personal weapon, such as a handgun or sword, carried on the hip in a belt, sheath, holster, etc., for rapid access. 

adv
  • With one's arm roughly parallel to the ground. 

verb
  • To throw a ball with one's arm roughly parallel to the ground. 

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