clatter vs euphonium

clatter

noun
  • A rattling noise; a repetition of abrupt, sharp sounds. 

  • A loud disturbance. 

  • Noisy talk or chatter. 

verb
  • To hit; to smack. 

  • To make a rattling sound. 

  • To chatter noisily or rapidly. 

euphonium

noun
  • A valved brass instrument with conical tubing similar in appearance to a tuba but of higher pitch; a sax horn. 

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