clank vs clink

clank

noun
  • A loud, hard sound of metal hitting metal. 

verb
  • To make a clanking sound 

  • To cause to sound with a clank. 

clink

noun
  • The sound of metal on metal, or glass on glass. 

  • A prison. 

  • Stress cracks produced in metal ingots as they cool after being cast. 

verb
  • To clinch; to rivet. 

  • To make a clinking sound; to make a sound of metal on metal or glass on glass; to strike materials such as metal or glass against one another. 

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