pecker vs periwinkle

pecker

noun
  • A bird, particularly a member of the group including the woodpeckers, flowerpeckers, oxpeckers, and berrypeckers. 

  • Someone who or something that pecks, striking or piercing in the manner of a bird's beak or bill 

  • Any machine or machine part moving in a pecking fashion 

  • A kind of V-shaped telegraphic relay. 

  • Any tool used in a pecking fashion, particularly kinds of hoes or pickaxes. 

  • A penis; cock, dick. 

  • Spirits, nerve, courage. 

  • A nose. 

  • A bird's beak or bill. 

periwinkle

noun
  • Similar plants of genus Catharanthus. 

  • A color with bluish and purplish hues, somewhat light. 

  • Any of several evergreen plants of the genus Vinca with blue or white flowers. 

  • A mollusk of family Littorinidae. 

adj
  • Of pale bluish purple colour. 

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