blatter vs lamentation

blatter

noun
  • Blather; foolish talk. 

  • A sound of rapid motion. 

  • A hard battering of rain. 

verb
  • To blather. 

  • To hurry or rush noisily. 

lamentation

noun
  • The act of lamenting. 

  • Specifically, mourning. 

  • A sorrowful cry; a lament. 

  • A group of swans. 

  • lamentatio, (part of) a liturgical Bible text (from the book of Job) and its musical settings, usually in the plural; hence, any dirge 

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