caper vs hurdle

caper

verb
  • To leap or jump about in a sprightly or playful manner. 

  • To jump as part of a dance. 

  • To engage in playful behaviour. 

noun
  • Playful behaviour. 

  • The pungent grayish green flower bud of the European and Oriental caper (Capparis spinosa), which is pickled and eaten. 

  • The capercaillie. 

  • A playful leap or jump. 

  • A crime, especially an elaborate heist, or a narrative about such a crime. 

  • A vessel formerly used by the Dutch; privateer. 

  • A plant of the genus Capparis. 

  • A jump while dancing. 

  • A prank or practical joke. 

hurdle

verb
  • To jump over something while running. 

  • To compete in the track and field events of hurdles (e.g. high hurdles). 

  • To overcome an obstacle. 

  • To hedge, cover, make, or enclose with hurdles. 

noun
  • An artificial barrier, variously constructed, over which athletes or horses jump in a race. 

  • An obstacle, real or perceived, physical or abstract. 

  • A movable frame of wattled twigs, osiers, or withes and stakes, or sometimes of iron, used for enclosing land, for folding sheep and cattle, for gates, etc.; also, in fortification, used as revetments, and for other purposes. 

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