blatter vs dissonance

blatter

noun
  • A sound of rapid motion. 

  • A hard battering of rain. 

  • Blather; foolish talk. 

verb
  • To blather. 

  • To hurry or rush noisily. 

dissonance

noun
  • A harsh, discordant combination of sounds. 

  • An instance of disharmony or disjunction; a clash. 

  • Conflicting notes that are not overtones of the note or chord sounding. 

  • A state of disagreement or conflict. 

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