unable vs wanty

unable

adj
  • Not able; lacking a certain ability. 

intj
  • Indicating that a requested course of action is not possible to carry out. 

verb
  • To render unable; to disable. 

wanty

adj
  • Possessing or indicating lack; deficient. 

noun
  • A stretch of fishing-lines shot in the water. 

  • A girth or belly-band for a horse's harness. 

  • A surcingle, or strap of leather, used for binding a load upon the back of an animal. 

  • A leather tie; a short wagon rope. 

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