rubefy vs ruddy

rubefy

verb
  • to make red 

ruddy

verb
  • To make reddish in colour. 

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. 

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