bung vs earplug

bung

verb
  • To plug, as with a bung. 

  • To put or throw something without care; to chuck. 

  • To pass a bribe. 

  • To batter, bruise; to cause to bulge or swell. 

noun
  • The orifice in the bilge of a cask through which it is filled; bunghole. 

  • A bribe. 

  • The cecum or anus, especially of a slaughter animal. 

  • A stopper, alternative to a cork, often made of rubber, used to prevent fluid passing through the neck of a bottle, vat, a hole in a vessel etc. 

adj
  • Broken, not in working order. 

earplug

verb
  • To fit with earplugs. 

noun
  • A piece of protective gear meant to be inserted in the ear canal to protect the wearer's hearing from loud noises or the intrusion of water. 

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