blooper vs wanty

blooper

noun
  • A gaff-rigged fore-and-aft sail set from and aft of the aftmost mast of a square-rigged ship; a spanker. 

  • A fly ball that is weakly hit just over the infielders. 

  • The Vietnam-era M79 grenade launcher (due to its distinctive report). 

  • A filmed or videotaped outtake that has recorded an amusing accident and/or mistake. 

  • A blunder, an error. 

wanty

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

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

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

  • A leather tie; a short wagon rope. 

adj
  • Possessing or indicating lack; deficient. 

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