crook vs ulna

crook

noun
  • A bending of the knee; a genuflection. 

  • A small tube, usually curved, applied to a trumpet, horn, etc., to change its pitch or key. 

  • A pothook. 

  • A bent or curved part; a curving piece or portion (of anything). 

  • A bishop's standard staff of office. 

  • A bend; turn; curve; curvature; a flexure. 

  • An artifice; a trick; a contrivance. 

  • A person who steals, lies, cheats or does other dishonest or illegal things; a criminal. 

  • A specialized staff with a semi-circular bend (a "hook") at one end used by shepherds to control their herds. 

adj
  • Ill, sick. 

  • Bad, unsatisfactory, not up to standard. 

  • Annoyed, angry; upset. 

verb
  • To turn from the path of rectitude; to pervert; to misapply; to twist. 

  • To become bent or hooked. 

  • To bend, or form into a hook. 

ulna

noun
  • The bone of the forearm that extends from the elbow to the wrist on the side opposite to the thumb, corresponding to the fibula of the hind limb. Also, the corresponding bone in the forelimb of any vertebrate. 

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