chatterer vs tattler

chatterer

noun
  • Any of several passerine birds, mostly from South America; especially the cotingas. 

  • A person who chatters; a chatterbox. 

tattler

noun
  • Either of two similar bird species in the shorebird genus Heteroscelus (Tringa in some taxonomies). 

  • A device fitted to a vehicle to measure mileage etc. 

  • One who tattles (notifies authorities of illicit behavior) or is inclined to do so; a tattletale. 

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