girth vs withy

girth

noun
  • A small horizontal brace or girder. 

  • One's waistline circumference, most often a large one. 

  • A band passed under the belly of an animal, which holds a saddle or a harness saddle in place. 

  • The length of the shortest cycle in a graph. 

  • The part of an animal around which the girth fits. 

  • The distance measured around an object. 

verb
  • To bind as if with a girth or band. 

withy

noun
  • A long flexible twig of the osier; a withe. 

  • The osier (Salix viminalis), a type of willow. 

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