eviscerate vs unsharp

eviscerate

verb
  • To disembowel, to remove the viscera. 

  • To remove a bodily organ or its contents. 

  • To destroy or make ineffectual or meaningless. 

  • To elicit the essence of. 

  • To protrude through a surgical incision. 

unsharp

verb
  • To sharpen (an image) by creating a blurred ("unsharp") negative as a mask, and then combining that mask with the original. 

adj
  • out of focus; blurry. 

  • dulled or intentionally blunt. 

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