constable vs pintail

constable

noun
  • A large butterfly, Dichorragia nesimachus, family Nymphalidae, of Asia. 

  • An elected or appointed public officer, usually at municipal level, responsible for maintaining order or serving writs and court orders. 

  • One holding the lowest rank in most Commonwealth police forces. (See also chief constable.) 

  • The warden of a castle. 

  • An officer of a noble court in the Middle Ages, usually a senior army commander. (See also marshal). 

  • A police officer or an officer with equivalent powers. 

  • An elected head of a parish (also known as a connétable) 

pintail

noun
  • Any of various species of libellulid dragonfly of the genus Acisoma, endemic to Africa and Asia. 

  • A pintail duck, a type of dabbling duck with a characteristic pointed tail. 

  • A surfboard with a pointed back end. 

  • A pin-tailed snipe, Gallinago stenura. 

  • The end of a fastening pin or mandrel on a Huckbolt or pop rivet that is broken off when installation is complete. 

  • A northern pintail, Anas acuta, a dabbling duck of the northern hemisphere that has a long pointed tail. 

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