blatter vs grumble

blatter

noun
  • A sound of rapid motion. 

  • A hard battering of rain. 

  • Blather; foolish talk. 

verb
  • To blather. 

  • To hurry or rush noisily. 

grumble

noun
  • A low thundering, rumbling or growling sound. 

  • The sound made by a hungry stomach. 

  • A surly complaint. 

verb
  • To utter in a grumbling fashion. 

  • To complain; to murmur or mutter with discontent; to make ill-natured complaints in a low voice and a surly manner. 

  • To make a low, growling or rumbling noise, like a hungry stomach or certain animals. 

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