redbird vs ruddy

redbird

noun
  • Any of several unrelated American songbirds having red plumage, especially the tanager or cardinal. 

  • Any of various red cars formerly used in the New York City subway system; or a train of such cars. 

  • A capsule of secobarbital. 

ruddy

noun
  • A ruddy duck. 

  • A ruddy ground dove. 

adv
  • A mild intensifier, expressing irritation. 

adj
  • Reddish in color, especially of the face, fire, or sky. 

  • A mild intensifier, expressing irritation. 

verb
  • To make reddish in colour. 

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