brackish vs untasteable

brackish

adj
  • Distasteful; unpleasant; not appealing to the taste. 

  • Repulsive 

  • Salty or slightly salty, as a mixture of fresh and sea water, such as that found in estuaries. 

untasteable

adj
  • Having a repulsive taste, so as to make tasting too unpleasant an experience to attempt. 

  • Unable to be tasted; having no flavor; tasteless. 

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