tailpiece vs wagger

tailpiece

noun
  • An appendage or appendix. 

  • An element, often triangular, to which the strings of a violin, guitar, etc. are attached at the lower end of an instrument. 

  • A short joist between a header and a wall. 

  • The part of a telescope containing the adjusting device for the eyepiece, etc. 

  • The part of a lock that transmits motion from the hub to the latch bolt. 

wagger

noun
  • One who, or that which, wags. 

  • A truant, notably who ditches school. 

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