biddy vs pullus

biddy

noun
  • A name used in calling a hen or chicken, often as "biddy-biddy-biddy". 

  • A woman, especially an old woman; especially one regarded as fussy or mean or a gossipy busybody. 

  • An Irishwoman. 

  • An attractive girl. 

  • breasts (when used in the phrase "tig biddies" derived from "big tiddies") 

pullus

noun
  • A chick; a young bird in the downy stage. 

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