crankshaft vs pecker

crankshaft

noun
  • A rotating shaft that drives (or is driven by) a crank. 

verb
  • To deform in such a manner that part of the rod or bolt is displaced sideways, offset from the longitudinal axis of the part, but remains parallel with the part's main longitudinal axis, with the final shape somewhat resembling a crankshaft. 

pecker

noun
  • Any machine or machine part moving in a pecking fashion 

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

  • A kind of V-shaped telegraphic relay. 

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

  • 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. 

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