salty vs unsharp

salty

adj
  • Coarse; provocative; earthy. 

  • Tasting of salt. 

  • Irritated, annoyed, angry, bitter, bitchy. 

  • Experienced, especially used to indicate a veteran of the naval services; salty dog (from salt of the sea). 

  • Containing salt. 

  • Pertaining to the Sardinian language and those dialects of Catalan, spoken in the Balearic Islands and along the coast of Catalonia, that use definitive articles descended from the Latin ipse (“self”) instead of the Latin ille (“that”). 

unsharp

adj
  • dulled or intentionally blunt. 

  • out of focus; blurry. 

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

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