rattle vs somersault

rattle

verb
  • To drive or ride briskly, so as to make a clattering. 

  • To make a clatter with one's voice; to talk rapidly and idly; often with on or away. 

  • To create a rattling sound by shaking or striking. 

  • To scare, startle, unsettle, or unnerve. 

  • To make a rattling noise; to make noise by or from shaking. 

noun
  • The set of rings at the end of a rattlesnake's tail which produce a rattling sound. 

  • A rough noise produced in the throat by air passing through obstructed airways; croup; a death rattle. 

  • A rapid succession of percussive sounds, as made by loose objects shaking or vibrating against one another. 

  • A musical instrument that makes a rattling sound. 

  • A noisy, senseless talker; a jabberer. 

  • A baby’s toy designed to make sound when shaken, usually containing loose grains or pellets in a hollow container. 

  • Any of various plants of the genera Rhinanthus and Pedicularis, whose seeds produce a rattling noise in the wind. 

somersault

verb
  • To perform a somersault. 

noun
  • Starting on one's feet, an instance of rotating one's body 360 degree while airborne or on the ground, with one's feet passing over one's head. 

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