boulder vs jewel

boulder

noun
  • A large marble, in children's games. 

  • A particle greater than 256 mm in diameter, following the Wentworth scale 

  • A session of bouldering; involvement in bouldering. 

  • A large mass of stone detached from the surrounding land. 

verb
  • To engage in bouldering. 

jewel

noun
  • A bearing for a pivot in a watch, formed of a crystal or precious stone. 

  • A precious or semi-precious stone; gem, gemstone. 

  • A valuable object used for personal ornamentation, especially one made of precious metals and stones; a piece of jewellery. 

  • Any of various lycaenid butterflies of the genus Hypochrysops. 

  • The clitoris. 

  • Anything precious or valuable. 

verb
  • To bejewel; to decorate or bedeck with jewels or gems. 

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