blatter vs clacking

blatter

noun
  • A sound of rapid motion. 

  • A hard battering of rain. 

  • Blather; foolish talk. 

verb
  • To blather. 

  • To hurry or rush noisily. 

clacking

noun
  • A sound that clacks. 

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